Revision of the Australian native bee subgenus Lasioglossum (Chilalictus) continued

210 Pages·1995·15 MB·English

by  Kenneth L. Walker

Memoirs of the Museum of Victoria 55(2):215–423 (1995) 31 December 1995
https://doi.org/10.24199/j.mmv.1995.55.02
CONTENTS
Revisoifto hne A ustrnaalitaibnve ees ubgeJn,uass iog(lCahsisluam/ ictus)
(HymenoHpatleirca(t:ci odnatei)n ued).
Kenneth .W.a.l.k.e..r.. ......................................2....1...5..-...4...2...3... .........................
AUSTRALIAN I (SIOGLOSSl W (<//// \UCTl Si 215
Lasioglossum (Chilalictus) sexsetum sp. nov. Structure, Head broad, inner orbits converg-
Figures 30C, 148A-H ingbelow, median fronlalcarina reachesmedian
ocellus, eves with sparse cover ofminute setae.
Material cMtmmcd. Holotvpe. v. South Australia, Scape just shortofreachingmedianocellus. Cly-
Marlins Well. 90 km NE of Hawker (31'29'S, pcus short (CL 0.36 X LID), convex, more so
139'07'E), 26 Oct 1990, KLW, on Eremophtia(NMV along ventral and laterally margins, basal two-
T-l5808). thirds smooth and shining, remainder dull and
k19mP90aN,rNatKEyLpoWefs,(R4oo6xn9b9y,S2tD1e3om3wo)nd.siSa(o3u(0tl°ho2r2Ai'uSbs,utnrIdaa3l6ia°(:4N92'M9EV9),,,4389319,Oc4Tt0- cpouvnecrtaetdewmietshiaalllyinweitrhetdiceuelpaltye ipmatptreersns,eddepnusnecl-y
15809-15810. 43 T-l5811-158L4>' 333, 10 km NNL tures, laterally sparsely punctate with slightly
ofRoxby Downs (30°37'S, 136°48'E), I Nov 1990. smallerpunctures,anteriormargin openly punc-
KLW.on Hakea(NMV T-l5815-I5817); 13, 15kmS tate with small, rounded, shallow punctures,
of Leigh Creek South (30°43'S, l38°24'E), 27 Oel supraclypeal area raised, surface dull, sparsely
1990, KLW, on Nicotiana (NMV T-l5818): 2w. 2.5<5, punctate with small, shallow punctures. Frons
115990k,mKSLWof,l'oanraeShaillsnoala(3kIa"lIi5'S(.NM1V38;°249'9L)T,-l2578O1e9l- (tfuirg.e UlSatAe)ralsltyriawteeaakbeonvse atontcpnunnacltabtaes,es,exstceunldps-
h11o55l88o62t40v),;pe6639(T9N-,MlV5280;2k19-9m15TN8-2l25o);f8239M6-a9'r1,l'5.i8n56s838,,We<s5l<a5lmTe(-31d15a"t81a95'9Sa-.s ovceerltliucsa.llyLatobrluevmel(foifg.anIt4e8rBio)rmmeadrigainn obafsmaledairaena
I39WE), 26 Oel 1990. KLW. on 1'lilolus (NMV T- raised to form V-shaped tubercle, anterior mar-
15865-15867); 19. 16 km N of Quoin (32'L3'S, gin rounded, margin raised forming lip. distal
L38°02'E), 25 Oct 1990. KLW. on Nitraria billardieri process triangular, widest at base, median keel
(NMV T-15868); 13, 30 km S of Wilpena (31'46'S. broad, extends beyond distal margin, lateral
I36°37'E), 26Oct 1990. KLW,onAtalayahemiglauca ridges not enlarged, recurved towards median
(NMV T-l5874); 18. 35 km LSI7 ofCeduna (32"30'S, keel basally, setae not present across distal mar-
133°58'E). 5 Nov 1990, KLW.on Ijaiwphila(NMV); gin, lateral teeth absent. Pronotum dorsolater-
G2219e5N98r,o7mv02e.3i31n,9.59.35(003.3LkK°-0mL15'W5ES8..7o1ofI-n3WI8i5E°luS0cm70ai2'lL)n)y;g,ptto6u1<ns5.N((o3N1v20M"3V19k;9'9mS90.,9TSIK-38lLo"fW52I8.P'6oE9or)-nt, a(attlige^,l.yrIco4oua8nrCds)eedap,nutnwecretiaaoktriloymn,aprrsgouijrnefcatcreeodu.snhdiMenedisn,ogsmtcohudoteuurgmh-
Nitraria billardieri (NMV T-15873). covered with line reticulate pattern, anteriorly
Otherspecimensexamined(I799, 2 vM). SouthAus- impunetale, mesially and in parapsidal areas
tralia:Taylorville,Oodla Wirra, Yunla. Port Augusta. closely to densely punctate with small, rounded
Mingary. Oraparinna Ok, Lake llbuld, Oodla. punctures. Scutellum length equal to dorsal
Western Australia: Caiguna. Madura. Lucia. surface ofpropodeum, surface polished, almost
Dhieaagdnoasnids.meMsoosstcluitkuem/..meatpaplolsiictigorne.enF,emmeatlaeswoimtah isamlpusnurcftaactee,ofapfrewoppoudncetuumre(sfiga.loIn4g8Cmi)dldienfei.neDdobry-
posterolateral angular carinae set well below
dark green with posterior marginal areas red-
brown, frons striate, mesoscutum shining, dorsallevel, posteroverticalcarinaereach dorsal
carinae, dorsal sculpture ruguloso-striolate with
closely to densely punctate, dorsal surface of
propodeum ruguloso-striolate, defined by pos- a fewstriaelaterally, sculpturenot reachingdor-
terolateral carinae, fore tibial spur fan-shaped. sal rim, rim with a dull sheen, rounded onto
Male with body metallic dark green, antennae vertical surface. Tl densely punctate except
short (FL 1.42 X HID). AS4:AS2+3=0.5, S2- posterior marginal area impunctate. Mescpi-
sternum and metepisternum smooth basally.
S4 with rows ofhair, S5 with short hair. S6 with
finely striate on upper half. Fore tibial spur fan-
dense hair tufts on either side ofmidline poste- shaped; BP rounded.
romesiallydirected, midlineglabrous; (brewings Colour of head and mesoscutum metallic
with 2nd r-m weaker than 1st r-m. green, lattersuffused with gold tinge, metasoma
Description of female. Body length 4.08-4.70 dark green with posterior marginal areas red-
mm (x=4.44 mm, SD-0.21. n=IO), head brown, mandibles amber, apically red-brown,
width 1.27-1.41 mm (n=M0), forewing length basal halfofclypeus black, remainder suffused
1.03-1.20 mm (x= 1.13 mm, SD=0.05, n- 10). with blue, red and violet, antcnnal flagellum
Relative dimensions: HW 100, HL 84-85, LJ1D light brown underneath, legs with coxae, tro-
61-62, LID 54-55. AOD 19-20, IAD 14-15, chanters and basal two-thirds dark brown lo
OAD 33-35, IOD 25-26, OOD 12-13. CL 19- black, remainder light red-brown.
20. GW 15-17. EW 27-28. SL 36-37. FL 71- 1 esiiture. Bodysparse, lowerparaocularareas
with some adprcssed. plumose hair, meso-
73.
216 K WAI Kl R
sculum withconspicuouscoverofshort, simple, Eyrcan province, following the floral distri-
adprcssed hair, metasomal tomentum laterally bution ofthe •'mallee".
on T2, across T3.
Etymology. The epithet sexsetum refers to the
mm unique male vestiture on S6.
Description ofmale. Body length 3.46-3.93
(x=3.69 mm, SD=0.I4, n=IO), head width Floral Forage Record. Families visited=12.
1.20-1.27 mm (n= 10), (brewing length 0.85- Catch total= 19; Aizoaceae (I catch), Amaran-
t063i.61v,9-e93L2dmI,iDmmIe5nO(3sxD-i=5o25n30,s-.:29A24H,OmWODmO,11D0S80-D,1196=H,-L10I.708A,41DC,-L8n13=51,-811-U061)I,.9D.ORGe6Al5WaD-- (tiF5ahr)ca,aecnPaekeraeoen(tIi(c)aIa,c)c,eeSCaaoheelea((nnI1oa)),.cpSeoMaadyepioiap(nco1d)er.aaacecZceya(gae1oe),(p1C(h2)ry,)ul,SclcMiaryfcoereprtahaaeuccle(a(22ar))c-;,
16-17, EW28-29, ML36-38,SL26-27,FL92- Genera visited=13; Aizoon (I), Atalaya (1),
94. Eremophila (2). Eucalyptus (3), Frankenia (1),
innSterrucotrubriet.s cHoenavedrgibnrgoabdelotwh,oumgheditarniancgaurlianra, (l2l)a.keFali(lIo)t,uMsel(aI)l.eucRaap(i2)s.tNriucmot(i2a)n,aS(a1l).soNlitara(r1i)a,
reaches median ocellus, clypeus weakly concave Stemodia
(1 ).
mesially,surfaceshining,openlytocloselypunc-
tate with minute punctures, basal third dull Flight Phenology.
white, remainder dark green, supraclypeal area 1 7 12 3
Hat. Antennae moderately short (FL 1.42 X .Ian Feb Mar Apr MayJun Jul Aug SepOct Nov Dec
UID), AS4:AS2+3=0.5. Remainder as in Remarks. The female resemblesthat of/., appo-
female, frons striate, pronotum dorsolateral sition, but is distinguished by the characters
angles rounded, not projected, mesoscutum noted in the key (couplet 127) and by its distri-
smooth and highly polished, openly to closely bution. The pubescence on S6 of the male is
punctate with minute punctures, scutcllum unique, as this sclerite is usually glabrous to
highly polished, impunctate, dorsal surface of minutely setose.
propodeum weakly defined by posterolateral
carinae set well below dorsal level, dorsal sculp-
tureruguloso-striolate;colourofbodydarkmet- Lasioglossum (Chilalictus) smaragdinum
allicgreen, basal halfofantennal flagellum light sp. nov.
brown underneath, remainder dark brown,
blackabove, foreand mid tibiae red-brown, mid Figures 149A-H
tibiae suffused with dark brown, hind tibiae Material examined. Holotype. *. Western Australia.
basal portion and apex and all tarsi dull white 11 km SSW ofNorseman (32°30'S. 12L37'E). 19 Sep
tinged with light brown; (brewings with 2nd r-m 1981, IDN & JCC(ANIC).
weaker than 1st r-m. ParalypWes (999. 3<53). Western Australia: 19, 50 mi
Vestiture. Lower half of frons. paraocular (80 km) Coolgardie (30°57'S. 120°44'E), 4 Feb
areas, anterior margin ofclypeus and supracly- 1973. EME.onfcz/cWiy>/i/.v(UQIC);399. 31 mi(50km)
peal area densely covered with short, adprcssed, Ho! SouthernCross(31°LVS, 1 19°35'E), 28Jan 1973.
minutely plumose hair, mesoscutum almost EME. on Eucalyptus leptopoda (UQIC); 19. Mcrredin
gmleatbarsouosm,alwitthomaefnetwuemreoctn,Tb2r;anSc2h-eSd4hawiirtsh, wreoawks (((33B2LM°20N93H''S)S.,;I1211098°.°4I256'.'E5E)-),6,.2571S2ke-m1p3-3SDW0ecctof1199M73c85,,DeTRrF.mEH.ideTtuaRlr.oncoenkr
ofposteriorly directed hair, S5 with short hair. (irevillea teretifolia (WAM 87/45): 19, 35 km E of
S6 with dense hairtuftsoneithersideofmidline Norseman(32°J2'S, 122°04'E), 30Oct 1989, KLW.on
posteromesially directed, midline glabrous (fig. Eremophila (NMV T-15875); 19, same data as holo-
30C). type (ANIC); 3<J3, Norseman (32°35'S, I21°34'E), 2
GoGneonbiatasleiasiadnesdpaasrsaolcliela,tegdosntoecronxai(tfeigwsi1t4h8lEa-tHer)a.l J(aWnA1M97877./A53.3M-.53&5)M:.J19..DForuagnlkasH,answnepNt.P.f,ro1m25maklmleEe
setae only, gonostyli long, with dense cover of ofLakeKing(33*05'S, I20°42'E), 19Nov 1989, KLW.
branched hair on dorsal surface, retrorse lobes on Melaleuca (NMV T-15876).
glabrous, well developed, ventral flanges pres- Diagnosis. Most likeL. quadratum. Femalewith
ent; S8 median process broadly rounded and head dark green, mesoscutum metallic emerald
setose apically, S7 median process rounded and green, metasoma lightred-brownexceptTl dark
setose apically. green-black, frons striate, mesoscutum narrow,
length 0.93 X width, surface polished, sparsely
Distribution (fig. USD). Southern areas of the to openly punctate mesially, parapsidal areas
AtISIRALLAN /ASIOGLOSSUM (( //// 1/ /( TUS) 217
densely punctate, dorsal surface of propodeum terovertical carinae reach dorsal carinae. dorsal
ruguloso-striolate, defined by posterolateral sculpture ruguloso-striolate.almost reachesdor-
carinae set well below dorsal level, fore tibial sal rim mesially. rim smooth with a dull sheen.
spur fan-shaped. Male with head dark green, Tl densely punctate except posterior marginal
mesoscutum metallic copper-green, metasoma area impunctate. Mesepisternum and metepi-
brown, antennae moderately long (FL 1.80 X sternum smooth to minutely roughened, a few
UID), AS4:AS2+3=0.7. S2-S4 with short hair striae on upper portion, surfaces with a dull
forming V-shaped pattern across sternite, fore- sheen. Legs with fore tibial spur fan-shaped; BP
wings with 2nd r-m weaker than 1st r-m. broadly rounded.
Colour Mead dark green, mesoscutum met-
Description of female. Body length 3.23-4.00 allic emerald green (one paralype with meso-
mm = mm,SD= =
(x 3.65 0.27, n 8), head width scutum blue), scutellum green and tinged with
mm =
0.96-1.01 (n 8), forewing length 0.85- bluearound margins, metasoma light red-brown
0ti.v9e9dmimmen(sxi=on0s.:92HmWm,100S,DH=L0.9(L45-,9n6,=U8)I.DRe6l2a-- eaxrcoeupntdTlmdaargrikngsr,eenc-lbylpaecukswibtlhaclikg,ht rmeadn-dbirbolwens
63, LID 62-63, AOD 19-20. IAD 13-14, OAD amber, dark red-brown apically, antennal flagel-
4119--4230,, lEOWD3205--3216,,OSLOD34-1336-,14F,LCL702-07-22.1.(iW tlwuom-tdhairrdksuonfdefrenmeoartah,,tilbeigasewaintdh taaprisicallighhtalrfedt-o
Structure. Head elongate, almost as long as brown, remainder dark brown.
broad, appears square shaped, inner orbits par- I estiture. Body sparse, fronsalmost glabrous,
allel, median frontal carina reaches median paraocular areas with a few, erect, minutely
ocellus, eyes with sparse cover ofminute setae. branched hairs, mesoscutum glabrous except a
Scape well short of reaching median ocellus. few short hairs around margins, metasomal
Clypeus short (CL 0.33 X LID), weakly convex tomentum absent.
mesially and laterally, basal two-thirds smooth
mm
and shining, mesially with a few broad, shallow Description ofmale. Body length 2.93-3.16
punctures, laterally impunctate,posteriorlywith (x=3.06 mm, SD=0.12. 0=3), head width
mm
adullsheen,covered with tinereticulatepattern, 0.89-0.94 (n=3), forewing length 0.70-
sparsely punctate with small, rounded, shallow 0.80 mm (x=0.74 mm. SD-0.05, n-3). Rela-
punctures, supraclypeal area weakly raised tive dimensions: HW 100, HL 90-91, UID 65-
mesially,shining,sparsely punctatewith minute 66, LID 54-56, AOD 15-16, IAD 15-16, OAD
punctures. Frons (fig. 149A) coarsely striate 36-37, lOD 27-28, OOD 14-15, CL 19-20, GW
above antennal bases, sculpture laterally 17-19. EW 32-33, ML 32-34, SL 30-31. FL 116-
weakens to punctate, extends vertically beyond 119.
lateral ocellus onto lateral margins of vertex. Structure. Head elongate, appears square
Labium (fig. 149B) median basal area raised shaped, innerorbitsconvergingbelow,eyeswith
forming V-shaped tubercles, anterior margin sparse coverofminutesetae, scape not reaching
rounded mesially, margin raised formingcurved median ocellus, clypeus weakly convex, surface
lip, distal process triangular, widest at base, highly polished, ventromesiallyweaklyconcave.
median keel broad, extends to distal margin, basal half impunctate and yellow, anteriorly
lateral ridges large, dorsally smooth, basally witha fewminutepunctures, darkbrown,supra-
recurved towards median keel, setae not present clypeal area weakly raised, smooth, impunctate,
across distal margin, lateral teeth small and withadullsheen.Antennaemoderatelylong(LI
straight. Pronotum dorsolateral^ rounded, 1.80 X UID), AS4:AS2+3=0.7. Remainder
weakly projected. Mesoscutum (fig. I49C) nar- similar to female, frons striate, median frontal
row, length 0.93 X width, anterior margin carina reaches median ocellus, pronotum dorso-
rounded, surface polished except anteriorly dull lateral angles rounded, not projected, mesoscu-
with fine reticulate pattern, punctation moder- tum highly polished, appears impunctate
ately fine, sparsely to openly punctate mesially, mesially though with a few minute punctures,
parapsidalareasdensely punctate. Scutellum0.8 indistinctlyopenly punctate in parapsidal areas,
X shorter than dorsal surface of propodeum. scutellumconspicuouslyconvex,smooth, highly
surface convex, highly polished, impunctate polished, impunctate, dorsal surface ofpropod-
except a few minute punctures along midline. eum not defined by posterolateral carinae. dor-
Dorsal surfaceofpropodeum (fig. I49C)defined sal sculpture alveolate with a few basal rugulae,
by posterolateral carinae set well below dorsal rim polished; head dark green, mesoscutum
level, carinae angular forming distinct lip, pos- metallic copper-green, metasoma brown, legs
1
.MX k WAI Kl K
wtfaiortrshciwailpniigghcstalwritethdhi-rb2drnodtwonr,h-nailrfewomefaaikfneedrmeotrrhaad,nart1kisbtibarre-omaw.nnd; ikBIe9m17n1gt,hTNNW.,i(cAe1No.3fI3C'm)R5i;o0s'sET1X3t,a8RciM3vhe0ayrmy,ekn1m9el7o8uNi,rtWfeJadCucColl(f(oalAtAmNalIpiCcrie)(;2S23pM3ru3ie,nlgl15s)
VeStitWe. Body sparse. Irons and lower para- 34*2l'E),20May 1978,JCC(ANIC) !33.8km
ocularareaswith short,adpressed, minutelyplu- N1NEofCorroboreeRock(23*36'S, I34°I8'I 22May
mose hair, almost forming a mat, mesoseutum 1978, .ice (ANIC); Is, l km wsw oi < oIrroboree
almost glabrous, with a lew erect, branched Rock (23'39'S, I34°14'E), 21 May 1978, JCC, on
hairs, mclasomal (omentum absent; S2-S4 with Hakeaeyreana(S. Moore)I). McGiliivray(ANIC); 13,
sparsecoverofhairthough short, branched hair Watcrhouse Range, 39km l ol AliceSprings(23*41'&
(egilnoollnxaoGdgibeni,trnoseoitbuibtawnsarsiclaettionhanscoViahu-deuntsedpdshspaadeepisthresaasetido,isrcnusipgcraatofttalnaetypocdeiesHcr,tsanaytlnleilaigrnycennrlaedoaor(snnbfsgaidsgsussaartlnaef1lrday4nc,r9iebtEogre-wowo.Hnia)otdo.h-,f (plMIl2hauU1n5i(e3'do>*l:oll1tlsahC7'5te('Su'arAEE,n)s)Nn(.,pI1aA3eC22mN2c)51uI°i;2lCSmSl)e11eea;'pn1pE,8s)81,1,1e9B5947x,o178aoM88,8nm8,a3aJiy,(Jkhn,Cem<11dC90Q,7uokN((8in2m,lA7poEJ2NEif8uCeKSSc(,,KEauA,lIo4.loym0fgn8pbAe3tyrn3mka,g)a.acs(MsoiQ2icau5tDie'aceosl4heitw6ensr'lnsolSFs--,,
thickened spines, rctroisc lobes glabrous except Mungallala, Morven,('harieville, Windorah, Blackall,
a few simple setae on lower margin, retrorse ongreach.
i
lobes glabrous, well developed, ventral flanges NewSouth Walesand Australian Capital Territory:
present; S8 median process elongated, broadly Sydney, Broken Hill. Menindee, Irangic, Wilcannia,
rounded and setose apically, S7 median process Cobar, Mooiwingee. Fowlers Gap Res, Sin. Nanahrr
apically rounded, with several short setae. Bourke., Moree, l ibooburra.
Victoria: Dimboola.
Distribution (lig. 149D). Small area in southern South Australia: Adelaide, Taylorville, Morgan,
Western Australia bordering the Bassian and Fort (iermem, Tcrowic, Whyalla. Kimba, Oodla
Wirra. Oodla Wirra, Yunla, Nonning IIS. Ceduna,
1 \ rean provinces. Uro Bluff, Wilpena, Pimba, Hawker, Edeowie us.
Etymology. The epithet smaragdinum means Oraparinna, Parachilna, Fake Hart. Angorichina
"emerald green" and refers to the colour on the Hostel. Andamooka, Moolawalana, Roxby Downs.
mesoseutum. < opley, Immarna. Flinders Ranges, Owieandana.
Roxby Downs, Arkaroola, Fake Torrens, William
Floral Forage Record, families visited 3. Creek, Oodnadalla. I\cranl Ranges. Everard Park
Catch total 6; Myoporaeeae ( I catch), Mvrla- SRtaantgieo.n, I mabeila Mission, Amala, lompkinson
ceae (4), l'roteaceae (1); (ienera visited 4; Northern Territory: Frklunda, Amadeus Basin.
Eremophila (I), Eucalyptus (3), Grevillea (I). Urinulla Springs, .lames Ranges. Alice Springs, Ti-
Melaleuca (I). Trce, Barrow Creek.
Fligh1t0Phenology. Western Australia: Norseman, Facia. Coolgaidic.
Ml Singleton, Paynes Find, Warriedar IIS, Leonora.
J2an Feb Mar Apr May Jun Jul AugS2epO2ct N1ov DIee Carnarvon, Irrunytju Rockhole.
Remarks. See Remarks on L tnesostenoideum Diagnosis. Most like I . trianguiatumt differsby
Closely allied and similarto I mesostenoideutn shape and colour of male mid tibiae. Female
and /.. quadratum though easily separated by with body bright metallic green with copper
sculptureon themesoseutum. Association ofthe tinge, legs with apical half of fore, apical two-
sixes is based tin comparative morphology thirdsofmid, apical third ofhind femora, tibiae
rather than coincident collecting data. and tarsi light red-brown. Ironsstriate, pronotal
dorsolateral angles not projected, mesoseutum
shining, densely punctate, dorsal surface ofpro-
Lasioglossum (Chilallctus) soror sp. nov.
podeum uguloso-striolatc, defined by postero-
i
figures 3QD, 1 SOA 1 lateral earinae, fore tibial spurfan-shaped. Male
with body dark metallic green, antennae long
MIlaltuenrginaalrreaxaWmliln,ed9.0 HkomloStySpWc,o9f,UNroarntdhaenrgniTc(r2r2itS'S, (FL 1.77 X HID), AS4:AS2+3=1. mid tibiae
I W°52'l I. I 50d 1978, .ICC, on flowers ofSantaIllllll no! enlarged. S3 and S4 with broad lateral hair
lanceolatum R.Br, (ANIC). tufts, mesially almost bare, forcwings with 2nd
Paratypes (20ss, 4333), Northern Territory: 528, r-m weaker than 1st r-m.
833, same locality, dale and collector as holotype on
sMoawmeersdatoafGasoshsoylpotivupmea(uAsNtIraCi)e.F2,43M.uePllle.nt(yANHIwCy),:.29638, mDemscri(pxt-i4on.7o7f fmemma,le.SDB=o0d.y12l,engnth-410.)6,2-h5e.a0d0
km ENEofAlice Springs(22'47'S, 136°18'E), 14 Oct width 1,41-1.48 mm (n - 10). (brewing length
AUSTRALIAN / I.S7<H,l OSSl M <<.1111. 1/ H 7 I S) 2I1)
R1e.l1a3t-i1v.e27dimmemns(ixo=ns1:.2H0Wmm1,00S,DH=L0.8(0)-4.82n,=U110)D. lliigghhtt bbrroowwnnacurnosdserpnoesattehr,iormmeatragsionnailalaretae,rgilteegss
57-60, LID 55-56, AOD 18-19. IAD 14-15, with apical halfoffore,apical two-thirdsofmid.
O19A.DGW32-1364-,17K.)FDW2257--2268,,GSIOD36-1317-.12F,LC7L0-7128.- arpeidc-ablrtohwinr,d rofemhaiinnddfeermodraar,ktgirbeieane.and tarsi light
Structure. Head broadly triangular, inner \esttture. Lower halfoffrons and paraocular
orbits converging below, median frontal carina areas with semi-adpressed, plumose hair, not
reachesmedianocellus, eyeswithsparsecoverof forming a mat. lateral margins of pronolum
minute setae. Scape just short of reaching denselycovered with short,adpressed hairform-
median ocellus. Clypeusshort (CL0.34 X LID)", ing a mat, mesoscutum almost bare except thin
convex, more so along ventral margin and tomentum along lateral ami across posterior
laterally, surface smooth and shining, posterior margins, metasonial tomentum laterally on 11
margin and dull covered with fine reticulate across T3 and T4.
pattern, mesially openly toclosely punctatewith
mm
deeply impressed punctures, laterally sparsely Description ofmale. Body length 4.00-4.39
punctate with smaller punctures, posterior (x=4.23 mm. SD=0.12, n=10). head width
mm
margin openly punctate with small, rounded, 1.29-1.39 (n= 10), (brewing length 0.94-
shallow punctures, supraclypealarea raised, sur- 1.08 mm (x= 1.02 mm, SD 0.05. n= 10). Rela-
face dull, sparsely punctate with small, shallow tive dimensions: HW 100. HL 78-80, LID 60-
punctures. Frons(fig. 150A)striateaboveanten- 62, LID 56-57, ADD 19-20, IAD 14-15, GAD
na! bases, sculpture laterally weakens to punc- 28-29, IGD I6-I8.GGD 11-I2.CL I8-19.GW
tate, extends vertically to level ofanterior mar- 16-18, EW 28-30, ML 36-42. SL 26-28, FL
gin of median ocellus. Labrum (fig. 150B) 108-110.
median basal area raised forming V-shaped Structure. Head broad though triangular,
tubercle, anterior margin rounded, margin inner orbits converging below, median carina
raised forming lip, distal process triangular, reaches median ocellus, clypeus weakly concave
widest at base, median keel extends to distal mesially,surfaceshining,openly tocloselypunc-
margin, lateral ridges large, broad, recurved tate with minute punctures, basal two-thirds
towards median keel basally, setae not present yellow, remainder dark green, supraclypeal area
across distal margin, lateral teeth absent. Pron- flat and dull. Antennae moderately long (II
otum dorsolateral^ rounded, not projected. 1.77 X UID), AS4:AS2 3=1. Remainderas in
I
Mesoscutum (fig. 150C) anterior margin female. Irons striate, pronotum dorsolateral
rounded, punctation moderately coarse, surface angles founded, HOI projected, mesoscutum
shining, anteriorly impunctate, mesially and in smooth and highly polished, closely punctate
parapsidal areas densely punctate with small, with minute punctures, scutellum highly pol-
rounded punctures. Scutellum length equal to ished, impunctate. dorsal surface ofpropodeum
dorsal surface of propodeum, surface polished, defined by posterolateral carinae set well below
almost impunctate, a few punctures along mid- dorsal level, dorsal sculpture ruguloso-striolate;
line. Dorsal surface of propodeum (fig. 1 50C) colour of body dark metallic green, mandibles
defined by posterolateral angular carinae set and clypeus as noted, antennal llagcllum light
well below dorsal level, poslerovertical carinae brown underneath, legswith fore, mid and hind
reaches dorsal carinae, dorsal sculpture rugu- femora and tibiae light red-brown, tarsi
loso-striolate with a few striae laterally, sculp- white/pale yellow; (brewings with 2nd r-m
ture reaches dorsal rim (some specimens just weaker than 1st r-m.
short of rim), rim smooth and shining. Tl Vestiture. Paraocular areas and supraclypeal
densely punctate except posterior marginal area area densely covered with short, adpressed hair
impunctate. Mesepisternum lower halfsmooth forminga mat, mesoscutum almost hare, with a
and polished, remainder ofmesepisternum and few erect hairs, metasomal tomentum laterally
metepisternum dull, coveredwith finereticulate on 12. acrossT3, forecoxae with densecoverof
pattern. Fore tibial spur fan-shaped; BP long hair: S2 with some long hairs mesially, S3
rounded. and S4with long, minutely plumose, posteriorly
( 'olour. Body bright metallic green with cop- directed hair forming broad lateral tufts,
pertinge,afewspecimenswith mesoscutumand mesially with short, sparse hair. S5 and S6 with
scutellum metallic blue, mandibles amber, red- sparse cover of short, adpressed hair (fig.
brown apically,clypeusblackwithanteriorthird 30D).
tinged with blue and violet, antennal (lagellum Genitaliaandassociatedsterna(figs I 50E- 11).
."(I K. WAI.kFK
( ionobasc sides slightly Hanged hasally, gono- lasioglossum (Chilalictus) spatulatum sp. nov.
coxite with a few lateral setae, gonostyli long, A-D
Figures 7E. 151
withdensecoverofbranched hair, retrorse lobes I
finely setose, well developed, ventral Manges Material examined. Holotype Western Australia
present; S8 median process rounded and setose Koolyanobbing (30°49'S, 119 ill). 25 Apr 1980
apieally, S7 median process parallel sides, R,P. McMillan (WAM 87/471, missing right flagellar
rounded and setose apieally. segments.)
Paratype. Western Australia. McDermid Rock
.,
sDiivsetlryibutthiroonu(gfhigo.utI 50t1)h)e. Ksonuotwhenrnto ohcalcfuroefxtetnh-e ((230W28°-A01lM'8,S,onI2f0l*o4w4e'rEs),of2E7reSmeop-p.h?ilOactcaelr^u7lse.a4i1s.11Moelorael.),
87/41).
Fyrcan province, there is a single anomalous
record from Darwin (Northern Territory). Diagnosis. Most like /.. pfatycephalum. Female
with head and mesosoma black, metasoma light
Etymology, the epithet soror means "sister" red-brown, frons punctate to striate, pronotal
and it is used in this sense to indicate the close dorsolateral angles enlarged, mesoscutum
similarity between /.. soror and I triangu- anterior margin with mesial projection, openly
latum.
punctate mesially, parapsidal areas and latcrad
Floral Forage Record. Families visited= I1). odofrpsaalraspusrifdaacleloifnepsrcolpoosedlcyutmorduegnusleolsyo-psutnncotlaattee.,
Catch total 107; Anacardiaceac( I catch), Che- defined by weak posterolateral earinae. fore
nopodiaccae( I).('onvolvulaceae( I ),("ruciferae basitarsi with large apical process, (brewings
(I), Fahaceac (II), (ioodeniaccae (2), Ciyroste-
nionaceac (I), Hydrocolylaccae (I), Fabiatac with 1st recurrent vein enters third submarginal
( I ), Loranlhaceae (7), Malvaceae (I), Myopora- well distal to 1st r-m.
ceae ( I 5), Myrtaceae (36), I'roteaeeae ( I3), San- Description offemale (male unknown). Body
(tv1ia)sl,iatcSeedoalca(n2Ia7);c,eSAaacepaic(ni2da)a,(c9eS)ta,eeAr(cmu1v0l)ic,amcSeeaareo(p6)(h,Iu)lA;anrtGiheaoncceecrraa-c (l1ne.n5g8t2h).m6mR.e0l1a-(t6ni.^v02e8)d,mimmfeonrs(eniwo=inns2g):. HhleeWnagdth1w0i0d,1t.Hh48F1.m9557m--
<7.s( I ), AtaiayaP), Brachychiton{\), Codonocar 96, Ml) 64-65, FID 56-57, AOD 18-19. IAD
pus A. Cunn. ex Hook. (1), Convolvulus (I). 13-14, OAD 33-34, IOD 21-22, OOD 30-31,
GDaovsiseyspiiau(mI ),L.Er(vIm),opGhrielvaii(l1e2a).(3E)u,caIllyapktcuas ((1304)),, (6I4-6260.-21, (!W 14-15, EW 19. SF 37-38. FF
MHeeltaelreoudceand(r2)u,m M(3y),opJoacrkusmom(a3),( IN),ic/oytsiiaannaa ((II))., orbSittrsucctounrve.ergHienagdbeelloown,gamteed(iHanF f-r0o.n9t5a)l,cairninnear
tPraotsutman(ll)h,erSac(acI)v.oRlaapi(2s)t,ruSmch(iln)u,sSal(Is)o.iaS(tle)m,oSdaina cnootverreaocfhimnignumteediseatnae.oceSlclaups,e eryeeaschweisthanstpearrisoer
( I), rraclirmene ( I). margin of median ocellus. Uypeus short (CL
Flight Phenology. 0.37 X FID), Hat. continues contours ofsupra-
12 3 3 5 5 1 3 10 52 S6 10 elypcal area, surface shining on basal halfwith
Jan I ch MarApr MayJun Jul AugSepOct No\ Dec large irregularly shaped punctures, remainderof
clypeusand supraclvpcal area dull, covered with
Remarks. I asioglossum soror is the sistertaxon line transverse striae, with small, rounded punc-
of /. triangulatum. The females of the two tures. Frons(tig. I 5 IA) punctate aboveantcnnal
species are similar but have differences in bases, punctures aligned to form vertical striae,
mesoscutal punctation and the coloration ofthe sculpture laterally weakens to punctate, extends
mid femora, theassociated males show marked vertically to anterior margin of lateral ocelli,
differences in morphology and vestiture. The labium (tig. I51B) basal mesial area raised
two species are sympatric. with /.. triangulatum weakly nodulated, lateral margins weakly
extending further into northern Australia than curved,anteriormargin rounded mesially.distal
/ soror. Several males show macroeephalic process flanged, not widest at base, median keel
development. One male has several mites extends to distal margin, lateral ridges weak,
attached to the sternal vestiture and a single slightly serrate, setae present across distal mar-
female has numerous mites across the anterior gin, almost extend to distal margin, lateral
halfofmelasomal 11. See RemarksforL. lanar- margins with 2^?, small, straight teeth. Pro-
iiiiti for a discussion ofthe unusual sex ratio of notum dorsolateral^ rounded, enlarged and
collected specimens. well projected. Mesoscutum (rig. 1 51C) anterior
AUSTRALIAN LASIOGLOSSUM ((IIII UK 1 1 A) 221
marginwith rounded, mesial projection, slightly A r i iiw.on Eucalyptuslargfflortfns(UQIC)\ l().w. 12
projected over pronotum. punctation moder- km SW ofBourke (3G°05'S, 14s'56'E), 14 Dec 1976.
ately coarse, surface dull except small area on EMh & T. LowW, on Eucalyptus (UQIC); 266, Murray
either side of midline shining, openly punctate River, 50 mi Wentworth (34°Q6'S, I40°55'E), 22
mesially with a few longitudinal striae along ZNaor\a 1Hf9n6s7tdA,.4N7ebkomissN(NNWMVofTD-ein5i8li7q8u-i1n58(7394);I2'1S9.,
md1ai.ld1llXiinneel,sonpcgaleroraseptlshyiadtnaolddoaerrnsesaaelslasyunrpdfuanlccaetteaortfaed.porSfocpupatoredalpelsuuimm- (B13a444c""3k4,hH1o''uSl,s:i),1a5I05m°vA5r1pt'riEf)Io,l9l71a82,(.DBIeCCeR(I')1(;9A6N5I2,9C9)C.;EB.Iiv,lClMhaambdcnwnagimc(ukk,rroiann
length, surface shining, sparsely punctate, Conargo (35°17'S, 145'11'E), 12-17 Apr 1978, ICC
except alongmidlinefewwidelyseparated punc- (ANIC); 3S9,Barham (35°38'S, 144"08'E),4Jan 1940
tures. Dorsal surface of propodeum (fig. 151C) (ANIC).
defined by weak posterolateral carinae set just Victoria; It; ftoandrook (35"38'S, 144'08'L). 16
below dorsal surface level, surface sculpture Feb 1949, A.li. (NMV T-15880); 2899, 666, Kerang
(3.V'44'S. 143'55'F). Dee 1946 - May 1950. R.T.
ruguloso-striolate. not reaching dorsal rim. (NMV; 99 T-l5881-15908, 66 1-15909 15914): 4vv.
Mesepisternum coarsely sculptured with longi- Fake Meran (35"45'S. 143'56'E), 5 Apr 1947. 20 Oct
tudinal striae, metepisternum smooth except 1950, R.I. (NMV 1-15915-15918); 299, Fchuca
few striae on dorsal half. Tl densely punctate; (36"08'S, I44"45'L). 15 Apr 1949, R.T (NMV f-
tfiosreedbapsirtoacressisap0i.c3a3llyXwitlhenlgatrhge oafpicbaalsistcalresruos- 11954961.9-R1.5T9(20N)M;V19,F-F1c5lu9i2cla);(356v'v0.8s'Sa.me1d4a4l°a4a5'sEh)o,loIlDyepec
(process measures 0.17 mm in holotype); BP (NMV T-I5922-15926).
rounded (fig. I 7F); forewings with 1st recurrent SeSpou1t9h45Au(sStrAaMl)i.a; Fs,Orroroo(32*44'S, 138°37'E),29
vein enters third submarginal well distal to 1st Olherspecimensexamined(9vv). New SouthWales:
r-m.
F.ungella.
Colour. Head and mesosoma black; mandi- Vietoria: Pi Lonsdale, Royal Botanic Gardens.
bles amber, dark red at apex, antennal llagellum South Australia: Wilpena, Balaklava.
dark brown above and amber below, legs brown
except fore basitarsal process and remaining Diagnosis. Most like /.. conspicuutn. Both sexes
fore tarsal segments amber; metasoma light red- with body black. Female with frons coarsely
brown. reticulate, labrum lateral ridges serrate; meso-
I'estiture. Body sparsely covered; head with scutum highly polished, anterior margin with
simple hair in paraocular areas directed ven- weakly bilobed mesial projection; dorsal surface
trally, on frons directed dorsally; mesosoma ofpropodeum striate, defined by posterolateral
with sparse coveroferect, branched hair; meta- carinae, posterovertical surface plicate, dorsal
somal tomentum absent. rim angular, mesially recessed. Male with frons
and paraocular area densely covered with
Distribution (fig. 151D). Southwest Western adpressed, plumose hair; S3 and S4 with dense
Australia.
long plumose hair across stcrnites; forewings
Etymology, Theepithetspalulatum means"with with 2nd r-m as strong as 1st r-m,
a small shovel" and refers to the fore basitarsal
processes. Description of female. Body length 7.39-8.70
mm (x=8.00 mm, SD-0.43. n=lO), head
Floral Forage Record. Family Visited. Catch width 2.21-2.37 mm (n -10). forewing length
total= 1, Myoporaccae(I catch). Genus Visited. 2,16-2,49mm(x- 2.30 mm. SD=0.1 I. n 10)
Eremophila (1). Relative dimensions: IIW 100; HF 82-83: HID
Flight Phenology. O55A-5D7;23F-I24D;5I5O-5D6;18A-1D9;DO2O0-D21;14-I1A5;DCI1.0-2101-:
Jan Feb MarA1pr May Jun Jul AugSIepOct Nov Dec 22;GW 18-19; EW 25-27; SF 38-40; FF 78-80.
Structure. Head wider than long, inner orbits
convergingbelow, median frontal carina reaches
Lasioglossum (Chilalktus) specutatum sp. nov. median ocellus, eyes with a few minute setae.
Figures I4B, 152A-H Scape reachingat least anteriormargin oflateral
MHaotresrhiaalme(x3a6m'i4nVeSd..1H4o2l"o!t2y'pFe),.29,5VFiectbor1i9a8.2.23KkLmW.Noonf oacleolnlig,vCelntyrpaelusmasrhgoirnt,(sCurFfa0c.e4sXmooFtIhD)a,ncdosnhvienx-
(NMV ing, punctation open alongventral margin,close
Eucalyptus melliodora T-15877).
Paratypes(5089, 23SS}. New South Wales: 13, 2 km mesially, dense anteriorly, supraclypeal area
SEofBourkc(30°05'S, 145°56'E), 13 Dec 1976. EMC weakly protruded, shining, closely punctalc.
5 1
in WALKER
K.
I ions (tig. 152A) coarsely reticulate, sculpture- and supraclypeal area almost bare, remainderof
extends to anterior margin of lateral ocelli. body sparse except metanotum with dense
Labrum (fig. 152B) basal median area raised to cover, tomentum laterally on T2-T4. S3 and S4
distal margin, surface roughened, distal process with dense, long, plumose hair across sternites.
not tapered, widest at base, median keel extends S5 with short, adpressed, posterolateral^
to distal margin, lateral ridges serrate, extend to directed hair.
distal margin, lateral teeth large and distally Genitaliaandassociatedsterna(figs 152E-H).
hooked. Pronotum dorsolateral^ rounded, pro- Gonobasc sides parallel, gonocoxitc setose on
jected. Mesoseutum (fig. 152C) anterior margin apical inner margin, retrorse lobes finely setose,
with weakly bilobed mesial projection, puncta- well developed, ventral flanges present; S8 and
tion open mesially and close to dense laterally, S7 median processes rounded apically with
surface smooth and with high lustre. Scutellum several setae.
1.3 X longerthan dorsal surface ofpropodeum,
punctures minute, densely around margin. Dor- Distribution (fig. 152D). Eastern zone (except
sal surface of propodeum (fig. 14B) defined by Tasmania) ofthe Bassian province.
posterolateralcarinaesetwell belowdorsal level,
Etymology. The epithet speculation means
posterovertical surface transversely plicate,
"with a mirror-like reflectance"and referstothe
dorsal sculpture striate, reaching just short of
high lustre on the mesoseutum.
rim, rim forming ridge, mesially recessed. Tl
shining, densely punctate. Mesepisternum and =
Floral Forage Record. Families visited 4.
metcpisternum coarsely striate; BP rounded. Catch total=7; Dilleniaceae (1 catch), Myrta-
Colour. Body shining black; mandibles red- ceae (4), Sapindaceae (I), Tamaricaceae (1);
brown apically. distal flagellar segments under- Genera visited=5; Atalaya (I), Backhousia
snteeartnhi,testarbsraolwns,egwmienngtstiangnedd abpriocwanl.margins of HToamoakr&ixHarv; ( 1 ), Eucalyptus(3). Hthherna ( 1 ).
Vestiture. Body sparse, face and mesoseutum (1 ).
with erect, minutely branched hair; white F2li2ght2Pheno6log1y. 000 131
tomentum on T2-T4. 4
Jan Feb MarApr MayJun Jul Aug SepOct Nov Dee
mm
Description ofmule. Body length 6.54-7.47
(x=6.89 mm, SD=0.35, n=10), head width Remarks. SimilartoL. eonspicuumandL. miens
2.04-2.14 mm (n=10), forewing length 1.81- with a smooth and shining mesoseutum,
1.95 mm (x= 1.89 mm, SD=0.05, n= 10). Rela- although distinguished by characters noted in
tive dimensions: IIW 100. HL 85-86. UID 60- the key (couplet 158). One macrocephalic male
62, LID 45-48, AOD 15-16, IAD 15-16, OAD (Kerang, 12 Mar 1949. R.T.) was examined.
24-26, tOD 18-20.OOD 5-16.CL22-21,GW
16-17, F.W 30-32, ML 3I6-38, SL 29-31, FL Lasioglossum (Chilalictus) striatum sp. nov.
117-120.
Structure. Headbroad,eyesconvergingbelow, Figures 15C, I53A-H
with few minute setae; clypcusand supraclypeal Material examined. Holotype. ?, Western Australia,
areasmoothandshining,bothcloselypunctured 30-35 km EorEsperance(33°5l'S, 122°I8'E). 1 Nov
with shallow punctures, basal three-quarters of 1989, KLW, on Melaleuca uncinata (NMV T-
clypcus white, small median white bar extends 1 l>27).
to anterior margin. Antennae moderately long Paratypes(3599, 2*3). Western Australia: Is.Tutan-
(omfFaLrbgoiXdny1o.f9s4immeiUslIaoDrs)e,tuoAtSuf4me:mAwaiSlt2eh+bmu3ets=i1aw.litRphreomajaneicttenirdoienor,r o5nI2isInp7gk"emIr7Rm'eWEus)me.Nr3viWel0.oOeoccfh1ta8S-dh-3io2sa5N(loWvkCAam1pM9e8E80(7,3/o3T1f°3F480HP)'i,:Sn,g3ies6l1.8l2-Ov01l°,d4(t0o3i'2neE°l)3dC.2o'Rn2S.1-.,
mesoscutal surface shining, punctation as in Sep 19X1, IDN & .ICC (AN1C); 1298, same locality
female; propodeal posterolateral carinae pres- dataasholotype(NMVT-15928-15939);599,30kmE
ednotr,saldorrisma,l rsicmulprtauirseed raungdosem-esstirailaltey rreecaecshsiend;g oofnKaLrerpitdoaslep(e3r4m°u1m2'(S,NM1 V5°T2-l'1E5).94101-N1o59v441)9;891.3sKsL,W2.8
sfhuoefraife'duewssiatenindtgduwrwciim.ttehhFsrboo2rsnnoesdwunatr,nu-dlmmegapbssalrbasacrtokor,cwounnlmgaetratosaalsri1egoshatmtardb-ermnbo.slweanlc;yk kkKKIsmmLL,WWCEE.,oaooooflfnnmKKiaaMCnrreaerrlliilaBddilaeaselaltueccachc((ah3,3y44(Ws°°1aN1l2l2a'Mp'SnSoV.c,leeTa11--1lIN5a15°ot°51ru299n0m4''aE5E(l)-)u,N1.p5M119N1V5IP7NN)Too(-;3vv15i5°s19109590,888'29)9S5,;,.
covered with adpressed, plumose hair, elypeus 116 49'E). 25 Oct-4 Nov 1984, J. & N. Lawrence
AUSTRALIAN l.ASIOGLOSSUM (CHILA1.ICTVS) 11-
(ANIC); 19. 2<5<3, King George Sound (35°03'S, face shining, openly to sparsely punctate except
117°58'E). (AM). along midline and posterior margin closely
Diagnosis. Most like L. seminitens. Both sexes punctate. Dorsal surface of propodeum (fig.
5C) broad, not defined by carinae, posterover-
black. Female with frons coarsely striate, meso- 1
scutum anterior margin with mesial projection, tical carinae extend less than halfway to dorsal
punctation moderately fine, anteriorly with level,dorsalsurfacecoarselystriateacrossentire
surface, a few rounded striaeon lateral margins,
transverse plicae, mesially openly punctate,
sculptureextendstorim,dorsal rimrounded.Tl
surface with a dull sheen, dorsal surface of
densely punctate except posterior marginal area
propodeum striate, not defined by carinae.
impunctate with fine transverse lines. Mesepi-
Male with antennae conspicuously long.
AhaSi4r:AfSo2rm+in3g=c1o.n4,spSi3caunodusS,4wlaittehrallo,ngh,a"irplutmufotsse, sfitneerlynusmtriaanted, rmeemtaeipnidsetrernsummootohn. dBoFrsabllunhtallyf
obtuse.
mesially glabrous.
Colour. Body black; mandibles dark red-
Description of female. Body length 5.78-6.62 brown, flagellum light brown underneath, tergal
mm (x=6.32 mm, SD=0.25. n=10), head posterior marginal areas and legs brown.
width 1.86-2.12 mm (n=10). forewing length I'estiture. Body sparse, frons and paraocular
1.72-2.00mm (x= 1.90 mm, SD=0.08. n= 10). areas with long, erect, plumose hair, clypeus
Relative dimensions: HW 100, HL 83-85, UID with a few erect, minutely branched hairs,
56-57, LID 54-55, AOD 19-20, IAD 10-11, mesoscutum with erect, branched hair, metano-
OAD 27-28. IOD 18-19, OOD 13-14, CL 21- tum with median tuft oftomentum, metasomal
22,GW 17-18, EW23-24,SL40-4l.FL76-78. tomentum laterally on T2, across T3 and T4.
Structure. Head broad, inner orbits converg-
ingweaklybelow, median frontalcarinaextends mm
aspbaoruste choavlefrwaoyf tmoinmuetdeisaentaeo.ceSlclausp,e reeyaeschewsitaht (Dnes=cr2i).pthieoandofwimdatleh.1B.o6d7-y1l.e7n2gtmhm5.(3n9-=52.)5,4fore-
mm =
lssmehehaosisrinttaialn(nlgCtyeLrweii0xo.tcr4ehpmXltaarrLggdIeiu,Dln)ld,oefecapmolleonydnvgieiaxmnpavrneoetncsetesrrliaelloudlsr,y.,rCmoslauuyrrnpgfdeiaeuncd,se wd2L9iiI,mnDegIn4sO7li-Deo4nng8s1t,:9h-A2HO01W,.D62O1-1O0140.-D.6145H.1L4I-A195D3,-(91Cn64-,L127U2)..I2-OD2RA3e5l,D6a-tG25i87vW-,e
punctures, laterallysmooth and almost impunc- 14-16, EW 26-27, ML 36-38, SL 24-25, FL
tate, anteriorly sparsely punctate with small, 169-171.
shallow, rounded punctures, supraclypeal area Structure. Head elongate, distinctly triangu-
well projected, median frontal carina forming lar, inner orbits converging below, eyes with
strong keel on upper portion, surface dull, sparse cover of minute setae, clypeus convex,
impunctate. Frons (fig. 153A) coarsely striate surface weakly indented with broad, shallow
above antennal bases, sculpture continues punctures, atleast basal halfwhite, supraclypeal
leaxtteernaldlsyvteortiscmaolloythtomaantregriinoramlaornggiinnonferlaotrebriatlsl,y aoruesalywellolnpgr(ojFeLct3e.d0aXndUdIuDll).,AnAtSe4n:nAaSe2c+on3s=pi1c.u4-.
ocelli. Labrum (fig. 153B) basal median area Remainder of body similar to female except
raised, surface smooth, anterior margin bluntly frons weakly striate, mesoscutum mesial area
obabsteu,se,meddiistaanl pkereolcesesxtneontdstatpoerdeids,talwimdaersgtina,t awpepaekarpsliciaem,pudnocrtsaaltes,urfaancteerooflaptreoraplodaerueams1.w2itXh
lateral ridgescoarsely serrate, extend to margin, longer than scutellum length, dorsal surface
setae not present across margin, lateral teeth gently concave, striate with sculpturejust short
large, distally hooked. Pronotum dorsolateral ofrim.coloursimilartofemaleexceptclypeusas
angles bluntly obtuse, well projected. Mesoscu- noted, metasoma and legs light brown, fore-
tmeusmia(lfigp.ro1j5e3ctCi)ona,ntpeurnicotratmiaorngimnodweirtahterloyunfdineed, winVgesstiwtiutrhe.2Bnoddry-mspaasrsse,trfornognsasa1nsdt rp-amr.aocular
anteriorlywith transverseplicaeextendingfrom areas with short, semi-adpressed. plumose hair
anterolateral corneralmost to midline, mesially almost forminga mat, clypeus and supraclypeal
with a dull sheen, openly punctate with small area with a few hairs, remainder similar to
punctures, parapsidal areas dull, impunctate, female except metanotum tomentum absent,
anterolateral plicae extend only to anterior metasomal tomentum weak, laterally on T2
portion of parapsidal areas. Scutellum 0.8 X only; S2 with long, plumose hairacrosssternite,
shorter than dorsal surface ofpropodeum, sur- S3 and S4with long, plumose hairformingcon-