Five new species of Paucivena Davis, 1975 (Lepidoptera: Tineoidea: Psychidae) from Cuba

2006·6.2 MB·

Volume 60, Number 3 121
JournaloftheLepidopterists'Society
60(3),2006,121-137
FIVE NEWSPECIES OF PAUCIVENA DAVIS, 1975 (LEPIDOPTERA: TINEOIDEA
PSYCHIDAE) FROM CUBA
Rayner NunezAguila
DivisiondeColeccionesZoologicasySistematica,InstitutodeEcologiaySistematica,CarreteradeVarona
Capdevila,Boyeros,C.deLaHabana,Cuba.AP8029. CP10800,Cuba.
E-mail:[email protected]
ABSTRACT.FivenewspeciesofPaucivenaDavis(Lepidotera:Tineoidea:Psychidae),P.ferruginea,P.pinarensis,P.fusca,P.cubanaandP.
orientalisaredescribedfromCubaandcomparedwithrelatives.ThefemalesofP.ferrugineaandP. orientalisaredescribedbeingthefirstfe-
malesknownwidiingenus;theircharacteristicsconfirmtheintermediatepositionofthegenusamongtheAmericanpsychids. Notesonnatural
historyofnewspecies(e.g.hosts,habitat)aregivenasavailable. KeysforidentificationofknownstagesofallPaucivenaspeciesareprovided.
Additionalkeywords:Tineoidea,Psychidae,bagworm,naturalhistory,WestIndies.
The Neotropical region has the richest Lepicloptera Paucivena reticulata Davis, 1975 and Paucivena
diversitybutone ofthe least studiedpsychidfaunawidi hispaniolae Davis, 1975, were taken from original
only 61 known species (Heppner, 1998; Davis, 2000). descriptions and illustrations. Additionally, one P.
This species number is extremely low compared with reticulata specimenplaced at CZACC, was examined.
that ofotherfaunal regions. The Paleartic, forexample, Abbreviations: x- mean, SD- standard de\iation, CV-
has more than 300 described species (Heppner, 1998). coefficientofvariation.
Members of this family were last reviewed by Davis
(1975) who described two genera and five species from Results
die West Indies. However, none of these taxa was Paucivena Davis, 1975
known from Cuba. Recent collections from Cuba, Thisgenus isknownonlyfromdiewesternpartofthe
chiefly on the three main mountain chains, have
Antilles. Davis (1975) described P. hispaniolae from
resulted in the discovery of new records including
Dominican Republic, Hispaniola, andP. reticulata from
several new species. In this work, five new species Puerto Rico andJamaica. Indie samework, tiiis author
belongingtoPaucivena Davis, 1975 aredescribed. Keys
mentionedthepossiblepresenceofPaucivena onCuba.
for identification of known stages of all species and This was confirmed recendyby Nunez (2004) based on
information on naturalhistoryare alsoprovided. unknown species from Topes de Collantes, in die
Materials and Methods Cuban central mountains,which are describedhere.
CharactersdiatbestdefinePaucivena males arelabial
Individuals of all species, except one whose palpiwith asingle segmentnotfused, origin ofantennal
representatives were taken flying at day, were collected rami at base of each antennal segment, two pairs of
as larvae and pupae in the field and reared in the tibialspursonmidandhindlegs, reducedwingvenation
laboratory. Lab-reared larvae were provided with field and the abbreviated genitalia. Females mav be
collected hosts until pupation. All type material is recognized by the possession of compound eves and
deposited at Instituto de Ecologia y Sistematica
functional legs, and the lack of antennae and wings.
(CZACC).
Larvae feed on several hosts including mosses and
Diagnostic morphological characters employed
lichens growingon rocks andbark, and detritus.
follows Davis (1964, 1975) andHenderickx(1982). Setal
maps oflarvae follow Hinton (1946) and Stehr (1987). Paucivenaferruginea Nunez, new species
Measurementsweretakenwithanocularmicrometerin
(Figs. 1, 6, 11, 16, 17, 22, 24, 26. 2S-35. 41. 45-16, 52^
a Carl Zeiss Stemi 2000 stereoscopic microscope.
Interocular index of head was calculated as a ratio Diagnosis: Paucivenaferruginea male differs from
betweentheverticaldiameterofthe compoundeyeand all other Paucivena by its brown coloration with slight
interoculardistance measuredatapointacrossdiefrons ferruginous iridescence. Other diagnostics characters
midway between the base ofantennal sockets and the are the acute and heavily sclerotized sacculus and die
anteriortentorialpits (Davis, 1975): bifid saccus ofits genitalia.
Interocular index= vertical eye diameter/interocular Male (Figs. 1, 6, 11, 16, 17). Head: brown. Antennae with 23
segments;lateralpectinationsabout2-2.5timeslengthofsupporting
distance segment.Verticaldiameterofeve0.8theinteroculardistance. Thorax
Characters of the two previously known species, (Figs.6,11):anteriorhalfdarkbrown,posteriorhalfbrownwithslight
ferruginousiridescence;undersidepalebrownexceptinnersurfaceof
122 Journalofthe Lepidoptehists' Society
*
:
Figs. 1—.5. Paucivena spp. adult males. 1 P. ferruginea, n. sp.; 2 P. pinarensis, n sp.; 3 P.fits sp.; 4 P. cubana, n. sp.; 5 P.
orientalis,n. sp. Scale= 3mm.
coxa and femur offorelegs which are dark brown. Vestiture dense, fuscous longitudinal bands continued on thorax forming a striated
scaleshairlike.Wingsbrownwidislightferruginousiridescence;basal pattern; spiracle on TI as large as spiracle on AS, both larger than
twothirdsofcostaonFWdarkbrown.Tibialspursapproximately0.35 spiracles on A1-A7. Head (Figs. 28-32): patterned as above, lateral
the length of basal tarsal segments (Fig. 6). Scales at discal cell areawithfiveelongatedbands;labrumochre; anelongatedbandon
variable in shape: oblanceolated, ovobated, with rounded or acute adfrontalscleriteandfronsextendingfromCItoslightlybeyondAF1;
apices, or hairlike. FW with 9 veins, all veins separated (Fig. 11); AF2andP2absent (Fig. 28). Sixstemmatapresent; fivearrangedin
accessorycellpresent;CuPnotreachinginnermargin;oneanalvein. aninvertedsemicircle,asixdi moredistantandventrad, immediately
HWwith7veins,allveinsseparatedexceptM andCuA whichhave anterior to S3 (Fig. 29). Labrum (Figs. 30, 31) with LAS isolated.
auniqueorigin;crossveinbetween ScandRsabsent;twot analveins. Mandibles with four acute teeth and a fifth, blunt tooth (Fig. 32).
Wing expanse: 11 mm. Abdomen: brown with slight ferruginous Thorax (Fig. 33): patterned as above, three longitudinal bands
iridescence; underside pale brown. Vestiture dense, scales hairlike. between body axis and lateral margin of shield, interrupted on
Genitalia (Figs. 16-17):tegumenbroad,widiapairofsparselysetose metathorax. TI with shield bearing D, SD, XD and L groups; XD-
apical lobes. Valvae with pulvilli setose; apex ofsacculus acute and groupandL2inverticallinenearanteriormarginofshield,SD-group
heavilysclerotized,armedwiththreespines;cucullusapicallyrounded slightlyposterior;XD1 aboutequal in length to SD1, about2times
andsparselysetose. Saccusbifid,apicesblunt;approximately0.1 the longer dian XD2 and D2; Dl dorsoposteriortoXD1, about 1/4 its
length of main body. Aedeagus simple, cylindrical, 0.7 times the length;SD2aboveSD1,slightlyposteriorandabout 1/4itslength;L-
lengthofvalvae. group trisetose, LI about 3 times longer than L2 and L3,
Female (Figs. 22, 24, 26). Lengdi: 7.5 mm. Vermiform. posteroventral to L2; L3 slightly longer than L2; spiracle
Stramineous,withtwolongitudinalbandsofbrownspotsondorsum. dorsoposteriorto L-group, diagonal; SV-group in horizontal line on
Head (Fig. 22): stramineous, eyes black. Slightly sclerotized. Shape elongatedpinnaculum, SV2 about 3/5 length ofSV1; MV2 on same
nearovoid(ventralview);eyescompound,welldeveloped,subventral. pinnaculum, anterior to SV2; VI about equal in length to SV2,
Labialpalpi 1-segmented, 100%fused;antennaeabsent.Thorax(Fig. posteroventraltoSV1.TII-TIII: DandSDgroupsinaverticallineon
24):patternedasabove;bodywallslightlysclerotized.Legsfunctional, samepinnaculum;D2about2-21/2timeslongerthanDl;SD1about
armedwidi numerous tiny spines; tarsi 1-segmentedwidi a pair of 3timeslongerthanSD2; L2separatedfrompinnaculumbearingLI
claws at distal end (Fig. 24); wings absent. Abdomen: colorpattern andL3,about1/2lengthofL3;LI3/5lengthofL2,dorsoposteriorto
disappearingatA2-A3; membranousandnakedexceptforaringof L3;SVgrouponsamepinnaculum;SV1abouttwicelengdiofSV2;VI
dense brownish ochre hairlike scales around A7. External genitalia slightlyshorterdian SV1. Abdomen (Figs. 33, 34): integument dark-
reduced (Fig. 26), largely membranous. Two pairs of apophyses brown, pinnacula brownish ochre. Al: D-group on separated
present; anterior pair elongated, free except bifid base fused with pinnacula,DldorsoposteriortoD2andabout31/2dmeslonger;SD1
tegument;posteriorpairstraightandfree. aboveandslightlyanteriortospiracle,slightlyshorterthan D2; SD2
Larva (Figs. 28-34). Length oflargest larva 11 mm, maximum minute, anterodorsal to spiracle; L-group trisetose, on separated
width ofhead capsule 1.2 mm. Head and dioraxwhitish with dark pinnacula; LI posteriorto L2 andabouttwice its length; L3below,
Volume 60, Number3 123
midwaybetweenLIandL2,equalinlengtirtoLI; SV-groupbisetose sheaths extending midway along A3. Sclerites ofmetathoracic legs
andonsamepinnaculum, SV2anterodorsalto SV1 andabout 1/3its extendingtoanteriormarginofA4. Cremasterreduced,consistingin
length;VIanteroventraltoSV1andabouthalfitslength(Fig.33).A2 apairofsmallspines, ventrallycurved, arisingform abroadconical
(not shown) equal to Al except SV- group trisetose, SV3 on base;analgrooveY-shaped.DorsumofA3—A7with2—3irregularrows
pinnaculumbearingVI,belowSV2andaboutequalitslength.A3-A6 of spines directed caudad on anterior margin, both end of rows
with four pairs of prolegs, crochets (22—24) uniordinal, uniserial, thickened (Fig. 46); AS with spines grouped in an elliptical patch:
arranged in a lateral penellipse; setae as above except SV-group on areassurroundingrowscoveredbyhundredsoftinyspinesarranged
pinnaculum containingproleg. A7 (not shown) as above except SV- in2-5seriesorsolitaire. DorsumofA5-A7withsingleposteriorrow
groupbisetose.ASwithsetaeasaboveexceptL-grouparrangedina ofslenderspinesorientedcaudad.TabulationofspinesshowninTable
moreorlessverticalline,LIonsamepinnaculumbearingSD-group 1.
andspiracle;SV-groupunisetose.A9withallsetaearrangedinamore Female pupa (Figs. 50^51). Length7.5mm. Uniformyellowish
orlessverticalline; SD1 and D2onsamepinnaculum, SD1 about5 ochre. Headwitheyesandlabialpalpidistinct(Fig.50).Thoraxwith
timeslongerthanD2andaboutequalinlengthtoDl.A10(Fig.34): legscleritesdistinct;wingsabsent. Cremastervestigial, reducedtoa
anal plate with SD1 slightly longer dian Dl, about 2-2 1/2 times coarse and rough area around anal groove; anal groove Y-shaped.
longer than D2; prolegs bearing 24 uniordinal crochets, uniserial, Dorsum ofA6-A7with 2—i irregular rows ofsmall spines directed
arrangedinalateralpenellipse;anteriormarginofshieldirregular. caudad on anterior margin, AS with spines grouped in an elliptical
Larval case (Fig. 41). Dimensions: lengthofmain body: 6 12 patch. A4—A6withasingleposteriorrowofslenderspinescephalad
mm (x=12, SD=0,CV=0,n=2),totallengdiofprojectingfragments: oriented(Fig.51).TabulationofspinesshowninTable2.
17-18mm(X=17.5,SD=0.71,CV=4%,n=2);9 13mm,totallength Types.Holotype6(withassociatedlarvalcaseandpupalexuvium),
ofprojecting fragments: 22 mm; maximum diameter: 6* 2.6 mm reared from larva (emerged 22 June 2003), CUBA: Sancti Spiritus
(x=2.6, SD=0,CV=0,n=2),93.3mm.Almostcylindricalinitsentire province,TopesdeCollantes,PicoPotrerillo,973m, 18Mav2003(R.
length; soft. External cover formed by a basal layer oftinyvegetal Niinez), slides RNA 014, 038, 046, 077, 078. Paratypes, 9 (with
fragments covered by large fragments of thin herbaceous stems, associatedlarvalcaseandpupalexuvium),rearedfrompupa(emerged
lengthwise arrangedandparallel, various projectingbackward from 20 May2003), CUBA: Sancti Spiritus province. Topes de Collantes,
case. Parque Codina, 800 m, (R. Nunez), slide RNA 042; 2 larvae (with
Male pupa (Figs. 45-46). Length 5.8 mm. Uniform yellowish associatedlarvalcase),samedataasholotype;3larvalcases,samedata
ochre. Frontal ridge absent, frons rounded. Antennal sclerites asholotype; 1 larvalcase,samedataasholotypeexcept17June2004.
extending slighdy beyond apex ofprothoracic legs (Fig. 45). Wing
FIGS.6—10.Paucivenaspp.malelegs.6P.ferruginea,n.sp.; 7P.pinarensxs,n.sp.;8P.fusea,n.sp.;9P. cubana,n.sp.; 10P. ori-
entals,n. sp.Top- prothoracicleg, middle- mesothoracicleg,bottom-metathoracicleg. Scale=2mm.
124 Journalofthe Lepidopterists' Society
Natural history observations. Larvae were found onlytwo longitudinal spotbands on tegument (sixin the
feedingon mosses, Orthostichidium guyanense (Mont.) other species) and its unswollen tibiae. Larvae may be
V.F. Brotherus (Pterobryaceae) and another recognizedbythe loss ofAF2 onheadandthe isolation
unidentified species, on bark ofan unidentifiedbush. ofLA3 on labrum. The larval case is also diagnostic for
Two adultswere reared from larvae: a male emerged this species within the genus. Davis (1964, 1975)
from thepupaafteramonth; afemale emergedandwas reported similar cases from Haiti and Trinidad. Davis
observedhangingfrom distal end ofthe case. noted the similarity of these cases with diose
The species was found in two localities with veiy constructed by species ofEpichnopteryx Hiibner and
different vegetation and climatic conditions. Parque Psyche Schrank, two Old World genera, considering
Codinais characterizedbyasecondaryandveryhumid them as a probable introduction from the Old World.
evergreen forest with the lower strata protected by a LarvalcasesofP.fernigineaprovethatthisconstruction
dense canopy. A diy scrub, included in the mogote pattern is not exclusive to OldWorldspecies.
vegetationalcomplex, grows ontopofPico Potrerillo, an
enviromentveryexposedtowindand solar radiation. Paucivena pinarensis Nunez, new species
Distribution (Fig. 52). Known only from two (Figs. 2, 7, 12, 18, 42, 47, 52)
localities at Topes de Collantes region, Trinidad Diagnosis: Paucivena pinarensis males possess a
Mountains, central Cuba.
color pattern similar to that of P. cubana, sp. n., P.
Etymology. The species name is derived from the orientalis, sp. n., and P. reticulata. However, the
slight ferruginous iridiscence ofmalewings.
reticulated pattern is weaker in P. pinarensis due to its
Remarks. The female maybe separated from thatof more obscure background color. Compared to other
P. orientalis, n. sp., byits greater size (length 7.5versus Paucivena withinthis group, P. pinarensis males exhibit
5 mm), its more elongated genitalia, the presence of several diagnostic characters: absence of saccus in its
12
FIGS. 11—15.Paucivenaspp.wingvenation. 11P.ferniginea,n.sp.; 12P. pinarensis,n.sp.; 13P.fusca,n.sp.; 14P. cubana,n.sp.;
15P. orientalis,n. sp. Scale= 3mm.
Volume 60, Number 3 125
Table 1. RowsandspinesnumbersperrowsondorsumofabdominalsegmentsofCubanPaucivenamalepupae.
Abdominalsegments
Rows
I II HI IV V VI VII VIII
Paucivenaferruginea anterior 269 135 140 176 122 48
n=l
posterior 42 44 48
Paucivenapinarensis anterior 57 63 64 60 49 49
n=l
posterior 1 7 38 38 14
Paucivenacubana anterior 52-70 47-58 42-55 29^5 22-24
n=3
posterior 31 35-44 37-^16 36-42 32-36
Paucivenaorientalis anterior 102-136 96-125 95-111 90-96 25-32
n=3
posterior 27-38 23-39 24-32 23-50
Table2. RowsandspinesnumbersperrowsondorsumofabdominalsegmentsofCubanPaucivenafemalepupae.
Abdominalsegments
Rows
I II III IV V VI MI Mil
Paucivenaferruginea anterior 61 90 21
n=l
posterior 7 58 53
Paucivenacubana anterior 3 14 20 21
n=l
posterior 6 56 78 71
Paucivenaorientalis anterior 8-10 9-10 29-30 92-96 1S-22
n=3
posterior 16-17 23-27 21-22
126 Journalofthe Lepidoptemsts' Societv
tegumen
aedeagus
valva1
17
Figs. 16—21.Paucivenaspp. malegenitalia,ventralview. 16P.ferruginea,n.sp.,mainbody; 17P.ferruginea,n. sp.,aedeagus; 18
P. pinarensis,n. sp.; 19P.fusca, n. sp.;20P. cubana,n. sp.;21 P. orientalis,n. sp. Scale= 0.5mm.
Figs.22-23. Paucivena spp. femalehead,ventralview. 22Pferruginea, n. sp.; 23P orientalis,n. sp. Scale= 1 mm.
Volume 60, Number 3 127
25
24
Figs. 24-25. Paucivena spp. femalelegs. 24P.ferruginea, n. sp., scale= 0.5mm; 25-P. orientalis, n. sp., scale= 0.25 mm. Top-
prothoracieleg, middle-mesodioracicleg,bottom-metathoracicleg.
posterior
apophyses
27
Figs.26-27.Paucivenaspp. femalegenitalia,ventralview. 26P.ferruginea,n. sp.;27P. orientalis, n. sp. Scale= 0.5mm.
128 Journalofthe Lepidopterists" Society
Figs.28-34. ChaetotaxyofPaucivenaferruginea,n.sp.,largestlarva(lastinstar?).28Head,dorsalview;29Stemmataofleftside,
lateralview; 30Labmm,dorsalview;31 Labrum,ventralview;32Rightmandible,ventralview;33Prothorax,mesothoraxandab-
dominalsegments 1,3-6, 8and9,lateralview;34Analshield,dorsalview. Scale,28-29= 0.5mm;30-32= 0.2mm.
Volume 60, Number 3 129
40
Figs. 35^0. ChaetotaxyofPaucivena cubana,n. sp., largestlarva(lastinstar?). 35 Head, dorsalview; 36 Stemmataofleftside,
lateralview(scale= 0.5 mm); 37 Labrum, dorsalview; 38 Labrum,ventralview; 39 Right mandible,ventralview(scale= 0.2mm);
40Prothoraxandmesothorax,lateralview(abdomendamaged). Scale. 35-36= 0.5mm: 37-39= 0.2mm.
genitalia;therelativelengthofits tibialspurs,0.3versus Female. Unknown.
0.15 (P. cubana, P. orientalis) and0.5 (P. reticulata); and LLaarrvvaa.lUcnakseno(wFnig.. 42). Dimensions: length: e 9.8 mm; maximum
interocularindex0.7versus 1.1 (P. reticulata) and 1.5 (P. diameter: 6 3.4 mm. Fusiform in outiine; soft. Exterior heavilv
cubana). coveredwithvegetal fragments, leaves and shortstems, and mosses
broMwan.leAnt(Feingn.al2,ti7p,sb1r2o,ke1n8);.:latHeeraald:pecptailneatbiroonswn3,abloabuitaltipmaelspilednagrtkh- vfarroimoussilskhfaipleadmeanntsd o(3r.i5enmtemd lienngltehnwgidsie).aCtatsaecshewdertoerfoocuknsdahnadngtirnege
ofsupporting segment. Vertical diameterofeye 0.7 the interocular trunks.
distance. Thorax (Figs. 7, 12): dark brown; underside pale brown, Malepupa(Fig.47).Length5.1mm.Ochre,wingsheathsreddish
inner surface offore and midlegs dark brown, joints pale brown. brown. Frontal ridge absent, frons rounded. Antennal sclerites
Vestiture dense, scales hairlike. Tibial spurs approximately 0.3 the extending slightly beyond apex of protiroracic legs. Wing sheaths
lengthofbasaltarsalsegments (Fig. 7). FWwithbasaltwothirdsof extending to posterior margin ofA3. Sclerites ofmetathoracic legs
costadarkbrown;groundbrownstreakedwithdarkbrownforminga extendingtoposteriormarginofA4. Cremasterconsistinginapah-of
faintreticulatedpattern; fringewithvarioustonesofbrown. Scalesat strong spines ventrally curved; anal groove Y-shaped. Dorsum of
discal cell variable in shape: oblanceolated and ovobated, with A3-A8 with an irregular row of spines on anterior margin; areas
roundedoracuteapices,withscattered hairlikescales.Venation(Fig. surrounding rows covered by hundreds of tiny, solitaire spines.
12)asinP.ferruginea. HWuniformbrown;fringewithvarioustones Dorsum of A3-A7 widi single posterior row of slender spines.
oaarnfiasblerovseweipnna.rapVtreeensafetrnitoo.mncWeailsln,ignM,Pex<f3peaernqrusuiegd:iisn9te.aa2ntemxfmcr.eopmtACbMud/2o1m.!eaannn:ddMpCaulAeo,nblwryhooiwcnnh.e TabTuFyleapmteaisol.neoHpfoulsopptiain/epsUen,skhno6owwn(nwi.intThabalseso1.ciated larval case and pupal
Vestiture dense, scaleshairlike. Genitalia (Fig. 18): tegumen broad, exuvium), reared from larvae (emerged28 February2004\ CUBA:
withapairofsparselysetoseapicallobes.Valvaewithpulvillisetose; PinardelRioprovince,SierradelRosario,TrcoTacoRivershore1km
apex of sacculus armed with five strong spines; cucullus apically northeast from Jardm de Aspiro, 200 m, 28 November 2003 (R.
rounded and sparsely setose. Saccus absent. Aedeagus simple, Nunez), slides RNA054,079,080. Paratypes: 4larvalcases. CUBA.
cylindrical,0.6timeslengthofvalvae. Pinardel Rioprovince, Sierradel Rosario,Jardm deAspiro, 150m.
130 Journalofthe Lepidopterists' Society
2S-.29November2003,(R.Nunez). localities at Sierradel Rosario, Pinardel Rioprovince.
Natural history observations. The single larvawas Etymology. The species name is derived from the
foundon limestonerockneardieTacoTaco Rivershore name of the Cuban province where the type locality,
and its food source can not be accuratelyidentified. In Pinardel Rio, is located.
the lab, the larva was fed with several crustose lichens Remarks. The larval case is identical to that of P.
andmosses collectedonits substrate. Otherlarval cases cubana. The male pupa maybe easily identified bythe
were found on rocks and tree trunks in an old unique arrangement of spine rows on the dorsum of
abandoned Botanical Garden (Jardin de Aspiro). The abdominal segments (Table 1).
unique adult emerged after a month; emergence took
Paucivenafusca Nunez, new species
place between 0900 and 1130h.
At the Taco Taco River shore secondary remnants of Paucivena sp. n. 1: Nunez, 2004: 155
gallery forest are present whereas at Jardin de Aspiro '"s' ' ' ' '
severalintroducedandnativetreesgrowforminggroves Diagnosis. Males ofP.fusca may be recognized by-
separated by cleared areas occupied by camping their uniform dark brown coloration. Within the genus
installations. onlyP. hispaniolae exhibits asimilarcolorationbutithas
Distribution (Fig. 52). Known only from two close
Key to the adult males ofPaucivena
1. Wings darkbrown with aferruginous shine; genitaliawith an acute andheavily sclerotized sacculus
and abifid saccus (Fig. 16) P.ferniginea
- Wingswith adifferentcolorpattern; genitaliawith sacculus notacute andweaklysclerotized, saccus
notbifid 2
2. Dorsum ofwings and bodyentirelydarkbrown, almostblack 3
- Dorsum ofwings andbodywith light colorpattern 4
3. Body whitish grey ventrally; eyes of medium size (vertical diameter of eye 1.1 the interocular
distance); genitalia with the margins ofapex ofsacculus and the apical lobes oftegumen smooth
P. hispaniolae
- Body dark brown ventrally; eyes small (vertical diameter of eye 0.8 the interocular distance);
genitaliawith the margins ofapex ofsacculus and the apical lobes oftegumen serrulated (Fig. 19)
P.fusca
4. Tibial spurs much reduced, approximately0.15 the length ofbasal tarsal segment 5
- Tibial spurs less reduced, approximately 0.3 the length ofbasal tarsal segment orlonger 6
mm
5. Eyes very large (vertical diameter of eye 1.5 the interocular distance); wing expanse: 12
P. cubana
mm
- Eyes very small (vertical diameter ofeye 0.7 the interocular distance); wing expanse: 8.2-9.1
P. orientalis
6. Eyes of medium size (vertical diameter of eye 1.1 the interocular distance); tibial spurs large,
FW
approximately0.5 the length ofbasal tarsal segment; reticulatedpattern distinct P. reticulata
- Eyes veiy small (vetical diameter of eye 0.7 the interocular distance); tibial spurs reduced,
FW
approximately 0.3 the length of basal tarsal segment; reticulated pattern weak, indistinct
P. pinarensis
Keyto the known larvae ofPaucivena (excludes P. reticulata, P. pinarensis, P.fusca andP. orientalis,
which are unknown)
1. Head and thorax whitish to light tan with irregular patches ofdark fuscous; meso and metathorax
with an extraseta (SDla?) P hispaniolae
- Head and dioraxwhitish with longitudinal dark fuscous bands arranged in a striated pattern; meso
andmetathoraxwithout anextraseta 2
2. Head with AF2 absent (Fig. 28); LA3 on labrum isolated from the rest (Fig. 30); abdominal
integument dark brown Pferniginea
- Headwith AF2present (Fig. 35); LA3onlabrum notisolated(Fig. 37); abdominalintegumentdirty
white P. cubana