A review of the Costa Rican species of Leptoglossus Guerin, with descriptions of two new species (Hemiptera: Heteroptera: Coreidae: Coreinae: Anisoscelini)

17 Pages·1998·7.2 MB·English

by  Harry Brailovsky

PROCEEDINGS
of the
FEB 17 1998
CALIFORNIA ACADEMY OF SCIENCES
Vol. 50, No. 6, pp. 167-184,44 pi. figs. February 11, 1998
A REVIEW OF THE COSTA RICAN SPECIES OF
LEPTOGLOSSUS GUERIN, WITH DESCRIPTIONS OF TWO NEW
SPECIES (HEMIPTERA: HETEROPTERA: COREIDAE:
COREINAE: ANISOSCELINI)
By
Harry Brailovsky1 and Ernesto Barrera
DepartamentodeZoologia, InstitutodeBiologia, UNAM
ApdoPostal 70153, MexicoD.F.
TwonewspeciesofLeptoglossus,L.cartagoensisandL.talamancanus,collectedinCostaRicaare
described and illustrated; L. brevirostris Barber, L. humeralis Allen, L. lineosus (St&l), L.
nigropearlei Yonke, L. subauratus Distant, and L. tetranotatus Brailovsky and Barrera are
recorded forthefirst time from Costa Rica; new recordsforL. ductus (Herrich-Schaeffer),L.
concolor(Walker),L.phyllopus(Linnaeus),andL.zonatus(Dallas)arcgiven;anda revisedkey
toknownspeciesofLeptoglossusfromCostaRicaispresented.
Received May 14, 1997.AcceptedSeptember5, 1997.
ThegenusLeptoglossusGuerin isalargecom- Osuna (1984) revised the genera of An-
plex group that ranges from southern Canada, isoscelini and separated the genus Leptoglossus
through the United States, Mexico, Antilles, intofivegenera:FabrictilisOsuna,Leptoglossus
Central America, and South America including Guerin(sensustrictu),StaliferaOsuna, Theognis
Chile and Argentina. Leptoglossus gonagra Stal, and Veneza Osuna, but in that monograph
(Fabricius) is the only species ofLeptoglossus he did not treat species or discuss relationships
that occurs outside ofthe Western Hemisphere, withineach genus. BecauseOsuna's(1984) new
and has been recorded from Africa, Southeast genera have more characters in common than
Asia, the Pacific Islands, and Australia (Allen they havedifferences, andtherearenogoodand
1969). consistent external characters that validate their
Allen (1969) revisedthegenus andprovideda creation, theauthorsdonotfollowhisclassifica-
key to the 37 species and one subspecies known tion proposal.
at that time. Baranowski and Slater (1986) Previous to this paperonly fourspecies ofthe
synonymizedL. australis(Fabricius)withL. go- genus Leptoglossus were known from Costa
nagra (Fabricius). Close to that period, Alayo Rica. This contribution adds six noteworthy re-
and Grillo (1977), Brailovsky (1976, 1990), cords, two new species, and a key to the Costa
Yonke (1981), and Brailovsky and Barrera Rican species.
(1994) added nine additional new species, thus,
increasing to45 the total numberofspecies.
ResearchAssociate,DepartmentofEntomology,CaliforniaAcademyofSciences,SanFrancisco,California94118.
[167]
.
68 PROCEEDINGSOFTHECALIFORNIAACADEMY OF SCIENCES
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Keytothe SpeciesofLeptoglossusfromCosta Rica
1 Thoracic pleuradarkwith at leasttwo strongly contrastingyellow maculaeoryellow
maculatedfascia; thoracic and abdominal venterwithoutnumerous small black spots .2
Thoracic pleuraorangeto dark redbrownwithout strongyellow markings; thoracic and
abdominal venterwith numerous small black spots 6
2.(1) Clavus and corium dark brown with strongly contrastingpaleyellow veins 3
Clavus andcorium darkbrown withveins concolorous oratmostbrightred, butnever
paleyellow 5
3.(2) Pronotum withoutyellow ororangetransversefascia; humeral angles conspicuously
acute, raisedandexpanded laterally; pronotal discwith median longitudinal carina
strongly dentate L. talamancanus, new species
Pronotum with narrow orwideyellow ororangetransverse fascia, runningacross humeral
angles; humeral angles acutebut notraisedandexpanded; pronotal disc with median
longitudinal carinaobsolete 4
4.(3) Pronotum withwideyellow ororangetransverse fascia, occupying mostofthe anterior
thirdofthe disc; antennal segments II to IV paleochraceous; posterolateral margins of
thepronotum serrate L. subauratus Distant
Pronotum with yellow ororangetransverse fasciavery narrow; antennal segments II to IV
bicolored; posterolateral margins ofthepronotum entire L. lineosus (Stal)
5.(2) Pronotal disc with four, small, yellow to orangespots, two on theanteriorlobe, and two
on theposteriormargin; thoracic pleurawith six strongly contrastingorange spots
L. tetranotatusBrailovsky and Barrera
Pronotal disc withoutsmall yellow to orange spots; thoracic pleurawith asingleyellow
maculaeoccupyingalmosttheentire acetabulaeofeach leg
L. cinctus(Herrich-Schaeffer)
6.(1) Humeral areas ofthepronotum broadly expanded as long andtaperingprojections;
humeral angles subacuminate (Fig. 2) L. humeralis Allen
Humeral areas ofthepronotum notbroadly expanded; humeral angles rounded or
subacuminatebutneverexpanded 7
7.(6) Pronotal disc, scutellum, clavusand corium with numerousblack discoidal spots;
pronotum orangewith humeral angles paleyellow; pronotum with anterolateral
marginsdentate L. nigropearleiYonke
Pronotal disc, scutellum, clavus andcorium withoutblackdiscoidal spots; pronotum never
orangewith humeral angles paleyellow; pronotum with anterolateral margins entire 8
. .
8.(7) Transverseyellow fasciaon corium always presentand straight 9
Transverseyellow fasciaon corium irregular, notstraight, orfasciaabsent 10
9.(8) Antennal segments II and III orangewith apical thirdblack; hind tibiaewith innerdilation
considerably shorterthan outer(Fig. 11); connexival segmentsblack andwith orwith-
out innermargins dark red L. cartagoensis, new species
Antennal segments IIandIII entirelyyellow to orange; hindtibiae with innerdilation only
slightly shorterthan outer(Fig. 15); connexival segmentsblack orbrownwith posterior
margin yellow L.phyllopus (Linnaeus)
10.(8) Rostrum short, notextendingpastabdominal sternite II; rostral segmentIV shorterthan
antennal segmentI L. brevirostris Barber
Rostrum longer, usually extending well onto abdomen; rostral segmentIV longerthan an-
tennal segment1 11
11.(10) Pronotum darkwith two large and strongly roundedyellow spots, dotted with black, and
occupying mostofthe anteriordisc; male genital capsule with prominently dorsal
prongs (Fig. 34) L. zonatus (Dallas)
Pronotum darkwithoutstrongly contrastingyellow spots; male genital capsulewithout
dorsal prongs (Fig. 39) L. concolor(Walker)
BRAILOVSKY AND BARRERA: COSTA RICAN LEPTOGLOSSUS 169
—
Leptoglossus brevirostris Barber Description. Male: Body large and ro-
(Figs. 18,40) bust. Head. Tylus unarmed, rounded apically,
barely surpassingjugaand slightly raised in lat-
Leptoglossusbrevirostris Barber, 1918:35-36. eral view; rostrum reaching anteriorthird ofab-
— dominal sternite IV. Pronotum. Collar wide;
Distribution. Known only from the each pronotal margin entire; humeral angles
United States and Mexico.— broadly expanded, subacuminate, flattened, and
Material Examined. COSTA RICA, 1 obliquely ascending; calli barely elevated, al-
female,Prov.Puntarenas,PeninsulaOsa,Bosque most impunctate, without two medial tubercles;
Esquinas,200 m,March, 1994(J.Quesada).De- surface densely punctate; disc posteriorly with
posited in INBIO. median longitudinal carina obsolete (Fig. 1).
Thissmall-sizedspeciespossessesorangetho- Legs. Hind tibiae: Outer dilations wide, phylli-
racic pleura, with numerous small black spots, form,occupying72%ofthelengthofhindtibiae,
corium with yellow transverse fascia in a "zig- width about 1.5 times width ofinner dilations;
zag"pattern,pronotumwithanterolateralmargin inner dilations lanceolate, shorter than outerdi-
entire, and posterolateral dentate, pronotal disc lations, furnished with numerous small spine-
concolorous without strong yellow spots, hind like teeth along margins, occupying 52% ofthe
tibiae phylliform with at least two deep emargi- length ofhind tibiae; innermargins ofundilated
nations, with outer dilation occupying less than portions with numerous small spine-like teeth
70%ofthelengthofhindtibiae(Fig. 18),rostrum (Fig. 11). Scutellum. Triangular, wider than
reachingthe metasternum ortheanteriormargin long, flat, without median longitudinal carina;
ofabdominal sternite II, with rostral segmentIV apex rounded to subtruncate. Genitalia. Genital
shorter than antennal segment I, and the male capsule: Posteroventral edgewith median notch
genital capsulewithadeepmedian notch, lateral deepandrounded,with lateralanglessinuate;no
anglesobliquelystraight,andlongdorsal prongs dorsal prongs (Fig. 33). Parameres: Figs. 22-23.
(Fig. 40). Dorsalcoloration.Headblackwiththreenar-
row stripes dirty orange, oneon the middle line,
Leptoglossus cartagoensis, new species the other two close to eyes; antennal segment I
(Figs. 1, 11,22-23,33,41) black with internal face dirty orange; antennal
— segments IIandIIIdirtyorangewithapical third
TYPES. Holotype male (deposited in IN- black; segmentIVyellowwithbasaljointblack,
BIO, courtesy of CAS) from COSTA RICA, Pronotal disc brightredbrown witheach prono-
SW
Puntarenas, 2.5 km., Las Alturas, 08°55'N, tal marginblack; callialmostblackwiththearea
81°51'W, Febru—ary 17, 1991 (N.D.Penny). between them bright red brown; anterolateral
PARATYPES. COSTA RICA, 2 males, 3 fe- marginwithanteriorthirddirty orange, andpos-
males, Prov. Cartago, Grano de Oro (Chirripo), terior third black. Scutellum bright red brown
Turrialba, 1120 m,October, 1992(J. C. Saborio, with each marginandtheapexblack. Hemelytra
P. Campos); COSTA RICA, 1 male, 10 km, S with clavus and corium bright red to bright red
SanJose,Escazu,November, 1992(J. M.Maes); brown, with costal margin, commissure claval,
COSTARICA,3 males,8 females,Prov.Guana- anal suture,andbasalendocoriumblack; corium
SW
caste,EstacionCacao, sideofVolcanCacao, with a light yellow, straight, transverse fascia;
1000-1400 m,March,June,September,Novem- hemelytral membrane uniformly dark. Abdomi-
ber, December, 1990 (R. Blanco, C. Chavez); nal segments I toVI dirty orangeandVIIblack;
COSTA RICA, 1 female, Prov. Puntarenas, San connexival segments black (some specimens
Luis, 1040 m, July, 1992 (Z. Fuentes); COSTA with innerfacebrightred).
RICA,4females,Prov.Puntarenas,EstacionLas Ventralcoloration. Headblackwith twonar-
Mellizas, Parque Nacional La Amistad (Finca row,dirtyorange, stripesclosetoeyes; bucculae
Cafrosa), 1300 m, October, 1989 (M. Ramirez, bright orange; rostral segments I and II orange
G. Mora). DepositedinBMNH,INBIO,MELN, with inner and lateral face mostly black; rostral
UNAM.
segmentsIIIandIVdirtybrownishyellow,with
inner face and apex of the segment IV black;
thorax, abdominal sterna, and genital capsule
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dirty orange-red, with numerous small black red, median notch of male genital capsule
spots; anterior lobe of metathoracic peritreme U-shaped and deep (Fig. 33), humeral angles
dirty orange with black central spot, posterior broadly expanded, subacuminate and flattened,
lobe dirty orange; coxae and trochanters shiny and pronotum bright red brown, with each mar-
black, with brownish yellow marks; femora or- ginmostlyblack. Thecloselyrelatedspeciesare
ange, with posteriorhalfmostly black; fore and medium sized and elongate, with antennal seg-
middletibiaeorangeorbrownishyellowwithor ments II and III entirely yellow ororange, hind
without a narrow black stripe near the apical tibiae with inner dilation slightly shorter than
third; hind tibiae with outer and inner dilation outer (Figs. 11, 15), connexival segments black
black in dorsal view and orange-red in ventral orbrown, with posterior margin yellow, medial
view,eachwithsmall irregularyellowspot,with notch ofmale genital capsule V-shaped and not
theribandmargins brightred, andtheundilated deep (Fig. 38), humeral angles subacute and not
portion orange-yellow; tarsi orange orbrownish broadlyexpanded,andpronotumredbrownwith
yellow with or without diffuse narrow black or without anterolateral margin and posterior
stripe running laterally; abdominal spiracles marginyellow, andwith thedisc anteriorly con-
blackordarkbro—wn. colorous orwith—twoyellow spots.
Description. Female: Similar to male. ETYMOLOGY. The species is named forthe
Connexival segments VIII and IX, and dorsal ProvinceofCartago inCostaRica.
segmentsVIIIandIXblack; genitalplatesbright
orange red with inner margins ofgonocoxae I, Leptoglossus cinctus (Herrich-Schaeffer)
paratergiteVIII and—paratergite IXblack. (Figs. 17, 37)
Measurements. Male first, then female:
Head length 2.73 mm, 3.11 mm; width across Anisosceliscincta Herrich-Schaeffer, 1836:91.
eyes 2.20 mm, 2.43 mm; interocular space 1.21 —
mm, 1.31 mm; interocellarspace0.53 mm, 0.61 Distribution. This is awidely distributed
mm; preocular distance 1.59 mm, 1.74 mm; species occurring in Mexico, Central America,
lengthantennal segments: I,2.50 mm,2.58 mm; GreaterAntilles,andSouthAmerica. Ithasbeen
II, 4.18 mm, 4.48 mm; III, 2.96 mm, 3.26 mm; recordedfromPacayas,Cos—taRica(Allen 1969).
IV, 4.48 mm, 4.86 mm. Pronotal length 3.26 Material Examined. COSTA RICA,W1
mm, 3.72 mm; width across frontal angles 1.74 male, Prov. Guanacaste, Estacion Maritza,
mm, 1.97 mm;widthacrosshumeralangles6.23 sideofVolcanOrosi,600 m,July, 1989;COSTA
mm, 7.52 mm. Hind tibiae: Total length 8.32 RICA, 2 females, Prov. Puntarenas, Sabanas
mm, 9.50 mm; length outer dilation 6.15 mm, Curacucha (Potrero Grande), July, 1989 (A. So-
7.22 mm; length inner dilation 4.33 mm, 4.94 ils); COSTA RICA, 3 males, 4 females, Prov.
N
mm; width outer dilation 1.74 mm, 2.35 mm; Guanacaste, Finca Jenny, 30 km, Liberia,
width innerdilation 0.76 mm, 0.82 mm. Scutel- Guanacaste National Park, September, October,
lar length 1.97 mm, 2.35 mm; width 2.05 mm, 1988. Deposited in INBIO.
2.66. Total bo—dy length 17.42 mm, 21.00 mm. This is one ofthe most showy and distinctive
REMARKS. ThisspeciesismostsimilartoL. species ofLeptoglossus. It is readily recogniz-
balteatus (Linnaeus) and L. phyllopus (Lin- able by the completely yellow pronotal disc,
naeus) with the thoracic pleura orange to dark contrasting with the remainderofpronotum and
red, and usually with numerous small black hemelytra,bytheshiningorangethoracicpleura,
spots, corium with a yellow transverse fascia, with a single yellow spot occupying almost the
always present and straight, and the hind tibiae entireacetabulaeofeachpleuron,thehindtibiae
with an innerdilation shorterthantheouterone. with one or two shallow emarginations, with
Leptoglossuscartagoensisisalargerandmore outer dilation occupying 65% of the length of
robustspeciesthanL. balteatusandL.phyllopus, hindtibiae(Fig. 17),withclavusandcoriumdark
with antennal segments II and III orange with orange with veins concolorous, and for the an-
apical thirdblack,hindtibiaewith innerdilation terolateral and posterolateral margins of the
considerably shorterthan outer, connexival seg- pronotum serrate.
ments black with orwithout innermargins dark
BRAILOVSKY ANDBARRERA: COSTA RICANLEPTOGLOSSUS
171
Leptoglossus concolor (Walker) Manzanillo (R. N. F. S Gandoca and Man-
(Figs. 13,39) zanillo),0-100 m,November20-30, 1992(F. A.
Quesada); COSTA RICA, 1 male, 1 female,
AnisoscelisconcolorWalker, 1871:128. Prov. Limon, CuatroEsquinas, ParqueNacional
— Tortuguero, August 26-September 6, 1989 (J.
Distribution. Widely distributedthrough Solano) and July, 1990 (U. Chavarria); COSTA
Mexico, Central America, and GreaterAntilles. RICA, 3 males, Prov. Limon, Amubri, A. C.
It is recorded from Hamburg Farm and Piedras Amistad, 700 m, July 5-28, 1993, December
Negras, CostaRica(Allen—1969). 4-21, 1993 and February 1-19, 1994 (G. Gal-
Material Examined. COSTA RICA, 1 lardo). Deposited in INBIO, UNAM,USU.
male,Prov. Guanacaste,RioGongora, 6 km,NE This species, originally described from two
Quebrada Grande de Liberia, 700 m, February, females, maybeeasilyrecognizedbytheunique
1992;COSTARICA,2males,Prov.Puntarenas, humeral expansions, which are produced as
Peninsula Osa, Rancho Quemado, 200 m, April broad, long, and tapering lateral projections,
and July, 1992 (A. Marin, D. Brenes); COSTA obliquelyascending,andwiththehumeralangles
RICA, 1 male, Prov. Guanacaste, Aqua Buena, subacuminate (Fig. 2). Othercharacters inserted
Guanacaste National Park, 220 m, June 1992. torecognizethisspeciesaretheshapeofthehind
Deposited in INBIO. tibiaewiththeouterdilationphylliformwithone
This species may berecognizedbythecombi- shallow and two deep emarginations occupying
nation ofthoracic pleuraorange,with numerous 84% of the length of hind tibiae, with inner
smallblackspots,coriumwithyellowtransverse dilationlanceolateandconsiderablyshorterthan
fascia in a"zig-zag" pattern, pronotum with the outerdilation (Fig. 10); therostrum reachingthe
anterolateral marginentire, andtheposterolater- posterior margin of the fourth abdominal ster-
ally dentate, pronotal disc concolorous without nite;andthepronotaldisc,aswell asthecorium,
strong yellow areas, calli with a rough surface without pale areas. Male genital capsule: Pos-
withnumerousthickhairs,hindtibiaephylliform teroventral edge with median notch deep and
with at least two deep emarginations, with outer rounded; no dorsal prongs (Fig. 35). Parameres:
dilationoccupyinglessthan70%ofthelengthof Figs. 24-25.
hindtibiae(Fig. 13),rostrumreachingabdominal
sternite IV, antennal segment I bicolorous, ros- Leptoglossus lineosus (Stal)
tral segment I longer than antennal segment I, (Figs. 3, 19, 30)
andthemalegenitalcapsulewithstraightmedian
notch, without dorsal prongs (Fig. 39). Lepto- Theognislineosus Stal, 1862:295.
glossusstigma(Herbst),themostcloselyrelated —
species, has the pronotal calli smooth, and the DISTRIBUTION. Only—known from Mexico.
median notch of the male genital capsule is Material Examined. COSTA RICA, 1
rounded, with dorsal prongs. female, Prov. Cartago, July, 1981 (R. Hernan-
dez). Deposited in INBIO.
Leptoglossus humeralisAllen Closely related to L. subauratus Distant with
(Figs. 2, 10, 24-25, 35) thoracic pleuradark, with two well-defined lon-
gitudinal yellow stripes, and clavus and corium
LeptoglossushumeralisAllen, 1969:126-127. darkbrownwithstronglycontrastingpaleyellow
— or ochraceous veins. Leptoglossus lineosus is
Distribution. This species previously easily identifiedbythefollowingcharacters: the
was known only from British Guiana (Kartabo) pronotum has a very narrow, orange-yellow,
andFrench Guiana(Cayen—ne) (Allen 1969). transverse band, antennal segments II to TV are
Material Examined. COSTA RICA, 1 bicoloredwithstronglycontrastingpaleanddark
male,Prov.Guanacaste, 14 km,SCanas,July29, areas, and the posterolateral margins of the
1990 (F.D. Parker); COSTA RICA, 1 female, pronotum are entire, whereas in L. subauratus
Prov.Guanacaste,EstacionPitilla,9 km,SSanta antennal segments II to IV are pale ochraceous,
Cecilia, 700 m, February 27-March 2, 1989 (R. the pronotal disc has the orange-yellow trans-
Miranda); COSTARICA, 1 male, Prov. Limon, verse band wider and occupying most of the
172 PROCEEDINGS OFTHECALIFORNIAACADEMY OF SCIENCES
Volume50,No. 6
anterior third, and the posterolateral margins of pronotal disc always has contrasting yellow ar-
thepronotum are serrate (Figs. 3, 6). eas, and the distribution is restricted to the
GreaterAntilles.
Leptoglossus nigropearlei Yonke
(Figs. 8,21,36) Leptoglossus subauratus Distant
(Figs. 6, 14,43)
LeptoglossusnigropearleiYonke, 1981:213-217.
— LeptoglossussubauratusDistant, 1881:126.
Distribution. This species was known —
only from Panama(Yonke—1981). DISTRIBUTION. Described from El Salva-
Material Examined. COSTA RICA, 2 dor, and later recorded from Guatemala and
males, 2 females, Prov. Guanacaste, Estacion Nicaragua(Allen 1969). —
Cacao,SWsideofVolcanCacao, 1000-1400 m, Material Examined. COSTA RICA, 1
September, 1989(R.Blanco,C.Chavez).Depos- male, Prov. Guanacaste, Estacion Santa Rosa,
ited in INBIO, UNAM. 300 m, May, 1989; COSTA RICA, 1 female,
This peculiarspecies is recognized by the nu- Prov. Cartago, July, 1981 (R. Hernandez). De-
merous,small,black,discoidalspotsscatteredon posited in INBIO.
the pronotal disc (Fig. 8), scutellum, clavus and This is a medium-sized species, readly recog-
corium; by the orange pronotum with the hu- nizable by the following characters: antennal
meral angles pale yellow; the thoracic pleura segmentsItoIVyellow;pronotaldiscwithwide,
orangewithnumerousblackspots;theanterolat- yellow, transverse fascia between humeral an-
eral and posterolateral margins ofthe pronotum gles (Fig. 6); thoracic pleura dark with at least
dentate;andthemalegenitalcapsulewithadeep twostronglycontrastinglongitudinalyellowfas-
median notch, withoutdorsal prongs (Fig. 36). cia; clavusandcoriumdarkbrownwithstrongly
contrasting pale yellow veins; hind tibiae with
Leptoglossus phyllopus (Linnaeus) outer dilation lanceolate, occupying 60% ofthe
(Figs. 4, 15,38) length ofhind tibiae, and inner dilation lanceo-
late and about equal in length to outer dilation
CimexphyllopusLinnaeus, 1767:731. (Fig. 14); and the male genital capsule has a
— shallow median concavity, with lateral angles
A
Distribution. wide-rangingspeciesoc- straight,withoutdorsal prongs.
curring throughout the United States, Mexico,
Central America and South America. It is re- Leptoglossus talamancanus, new species
corded from San Jose and Zarzero, Costa Rica (Figs. 7, 20,28, 29, 32,42)
(Allen 1969). — —
Material Examined. COSTA RICA, 1 TYPES. Holotype male (INBIO), COSTA
male, 1 female, Prov. Guanacaste, Finca Jenny, RICA,Prov.Alajuela,CanoNegro,20 m,March
30 km, N Liberia, Guanacaste National Park, 10-29, 1993 (K—. Martinez).
September,October, 1988. DepositedinINBIO. PARATYPES. COSTA RICA, 1 male, 3 fe-
This species is distinguishablebythehumeral males, same data as holotype; COSTA RICA, 1
angles subacuminate, not broadly expanded; female,Prov. Limon,Amubri-Talamanca,70 m,
pronotum concolorous with posterior margin July 1-22, 1992 (G. Galindo); COSTARICA, 1
never yellow, disc rarely with yellow areas, co- male, Prov. Cartago, Turrialba (Catie), June
rium with yellow transverse fascia always 26-29, 1986(W. Hanson,G. Bohart).Deposited
straight; thoracic pleura orange to dark red inINBIO,UNAM,USU.
brown, with numerous small black spots; hind —
tibiae with inner dilation slightly shorter than DESCRIPTION. MALE: Body medium sized.
outer(Fig. 15);andthemalegenitalcapsulewith Head. Tylusunarmed,roundedapically,extend-
ashallow V-shaped median notch (Fig. 38). ing anteriorly to thejuga and slightly raised in
It is very similartoL. balteatus, in both color lateral view; rostrum reaching anterior third of
and structure, but in this species the posterior abdominal sternite III. Pronotum. Collar wide;
margin of the pronotum is always yellow, the anterolateral andposterolateral margins dentate;
BRAILOVSKY ANDBARRERA: COSTARICANLEPTOGLOSSUS 173
anterior and posterior margins entire; humeral ofabdominal sterna III to VII yellow with pale
angles extremely acute, raised, and conspicu- brown spots on posterior third ofsterna V and
ously extended laterally; calli slightly elevated; VI; genital capsule brownish yellow with pale
areabetween calli with two largetubercles; sur- brown irregular spots; fore and middle coxae
face densely punctate; pronotal disc with low chestnut brown with diffuse yellow spots; fore
median longitudinal carina, strongly dentate andmiddletrochantersyellowwithonechestnut
(Fig. 7). Legs. Hind tibiae: Outerdilation short, brown spot; fore and middle femora, tibiae, and
lanceolate, entire, occupying 36-41% of the tarsi yellow with small, pale brown, irregular
length of hind tibiae, width of outer dilation spots;hindcoxaeshinyredbrown;hindtrochan-
wider to width of inner dilation; inner dilation ter chestnut orange with diffuse yellow spots;
lanceolate, slightly shorter than outer, with few hind femora with internal face mostly black to
strong teeth distally, occupying 34% of the red brown, and external face dirty yellow an on
length ofhind tibiae; undilated portion ofhind each face the spines are shiny black; hind tibiae
tibiae with double row ofsmall spine-like teeth yellowwithinnerandouterdilationsshinyblack,
alonginnermargins(Fig. 20). Scutellum. Trian- and with small irregular spots yellow on each
gular,longerthanwide,barelyelevated,withlow dilation; hind tarsi yellow; anterior lobe of
median longitudinal carina, slightly dentate; metathoracic peritreme black, with the margins
apex truncated. Genitalia. Genital capsule: Pos- yellow, posterior—lobeyellow.
teroventraledgewithshallowmediannotch,with Description. Female: Similar to male.
lateral angles rounded; no dorsal prongs (Fig. Connexival segments VIII and IX yellow; ab-
32). Parameres: Figs. 28-29. dominal segmentsVIII andIXblackwithposte-
Dorsalcoloration.Headyellowwithfournar- rior margin yellow; genital plates yellow with
rowstripeslightredbrown,twoonthepostocular innerthirdofparatergiteIXandgonocoxaeIpale
region,andtwoabove;antennalsegmentsItoIII brown; abdominal sterna III to VII yellow, and
dirty yellow, and rv creamy yellow; pronotum, denselycoveredwithshinyblackspots; foreand
scutellum, clavus, and corium light red brown, middle femorayellow with two orthree narrow
with followingareas yellow: each pronotal mar- stripespaleredbrown; hindfemorayellow,with
gin, thetwotuberclesoncalli, the median longi- the spines shiny black and some irregular spots
tudinalcarinaofpronotalandscutellardisc,apex and shortstripes shiny red b—rown.
ofscutellum, clavus and corial veins, costal and Variation in Species. 1. Antennal seg-
apical margin, and claval commissure; corium ments II and III yellow with inner face light
with pale yellow, straight, transverse fascia; he- brown. 2. Antennal segment IV creamy yellow
melytral membrane uniformly dark; calli region with apical third pale brown. 3. Hind femora
shinyblack; connexivalsegmentsIIItoVIblack mostly shiny black with few external narrow
to pale brown, with anterior third yellow, and stripes yellow. —
segment VII yellow with black spot close to MEASUREMENTS. First male, then female:
posteriorthird; uppermargin ofconnexival seg- Head length 1.88 mm, 2.12 mm; width across
ments III to VII yellow; dorsal abdominal seg- eyes 1.68 mm, 1.93 mm; interocularspace 0.88
ments black. mm, 1.04 mm; interocellarspace0.34 mm, 0.48
Ventral coloration. Head, including the buc- mm; preocular distance 1.10 mm, 1.26 mm;
culae, yellow, with three longitudinal narrow lengthantennalsegments:I, 2.08 mm,2.12 mm;
stripes pale red brown; rostral segments yellow II, 2.96 mm, 3.20 mm; III, 2.24 mm,2.28 mm;
with apex ofIV black; thoracic pleurabrownish IV, 3.52 mm, 3.44 mm. Pronotal length 2.12
yellow with red brown spots irregularly distrib- mm, 2.60 mm; width across frontal anles 1.40
uted, andat leasttwo usually more stronglyyel- mm, 1.72 mm;widthacrosshumeralangles4.16
lowish longitudinal fascia; prosterna and mm, 5.64 mm. Hind tibiae: Total length 5.76
mesosterna pale brown, with middle furrow of mm, 6.32 mm; lengthofouterdilation2.10 mm,
mesosterna yellow; metasterna shiny black; ab- 2.60 mm; lengthofinnerdilation 1.98 mm, 2.23
dominal sternaIII to VI shiny blackwith poste- mm; width ofouterdilation 0.62 mm, 0.88 mm;
riormarginandlongitudinal lateralfasciaeshiny width of inner dilation 0.43 mm, 0.68 mm.
yellow; abdominal stemite VII bright yellow Scutellar length 1.32 mm, 1.60 mm; width 1.28
with pale brown irregular spots; pleural margin
174 PROCEEDINGSOFTHECALIFORNIAACADEMYOF SCIENCES
Volume50, No. 6
mm, 1.40 mm. Total body length 11.00 mm, Esquinas, 200 m, April and May, 1994 (J. Que-
13.82 mm. — sada); COSTA RICA, 1 male, 1 female, Prov.
REMARKS. LikeL. subauratus, this species Puntarenas, Rancho Quemado, April, 1991 (F.
has the thoracic pleura dark, with at least two Quesada); COSTA RICA, 2 males, 2 females,
strongly contrasting, longitudinal yellow fascia, Prov. Puntarenas, Estacion Sirena, Corcovado
the clavus and corium dark brown or pale red National Park, March 21, 1992, and April 21,
brown with pale yellow veins, hind tibiae with 1992 (Z. Fuentes); COSTA RICA, 1 female,
outerandinnerdilationslanceolate,andantennal Prov. Limon, Rio Sardinas, R. N. F. S. Barrade
segmentsItoIIIyellowtodirtyyellow.Thetwo Colorado, 10 m.August 14-22, 1993(F.Araya);
species can be separated on the basis of the COSTA RICA, 1 female, Prov. Limon, Man-
following combination of characters. In L. zanillo, R. N. F. S., Gandoca and Manzanillo,
subauratus the pronotal disc has a wide yellow October22 andNovember 11, 1992 (K. Taylor);
transverse fasciarunningacross humeral angles, COSTA RICA, 1 female, Prov. Limon, Cerro
antennal segment IV orange to orange-yellow, Tortuguero, Tortuguero National Park, 100 m,
humeral angles acute, but not raised and not November, 1989 (J. Solano). Deposited inCAS,
greatly expanded (Fig. 14), median longitudinal INBIO,UNAM.
carina obsolete and rostrum reaching the poste- This species may be distinguished by the fol-
rior margin ofabdominal sternite V. In L. tala- lowing characters: pronotal disc with four, yel-
mancanus, the antennal segment IV is creamy low to orange, small spots, two on the anterior
yellow, the rostrum reaching anterior third of lobe and the other pair on the posterior margin
abdominal sternite III, the pronotal disc without (Fig. 5); thoracic pleura with six strongly con-
yellow transverse fascia, with the median longi- trastingorangespots (threeonpropleura,twoon
tudinal carina strongly dentate, and the humeral mesopleura, and one on metapleura); antennal
angles extremely acute, raised, and conspicu- segmentsItoIVorange-yellow; hindtibiaewith
ously extended laterally (Fig. 20). outerdilationphylliform,withtwoorthreeemar-
Leptoglossus lineosus has antennal segment I ginations, occupying 52% ofthe length ofhind
mostly black, and segment IV red-brown with tibiae, and inner dilation lanceolate, occupying
apex paleyellow, thepronotal disc has anarrow 48%ofthelengthofhindtibiae(Fig. 16);andthe
yellow transverse fascia across humeral angles, male genital capsule with a deep median notch,
and rostral segments I toIVaremostlyblack. In lateral angles almost straight, and dorsal prongs
L. talamancanus therostral segments areyellow barely exposed (Fig. 31). Parameres: Figs.
with apex ofseg—mentIVblack. 26-27.
ETYMOLOGY. The species is namedforthe
City ofTalamancainCostaRica. Leptoglossus zonatus (Dallas)
(Figs. 9, 12, 34)
Leptoglossus tetranotatus Brailovskyand
Barrera AnisosceliszonataDallas, 1852:452.
(Figs. 5, 16,26-27,31,44) —
Distribution. This is awidelydistributed
Leptoglossus tetranotata Brailovsky and Barrera, species occurring in the United States, Mexico,
1994:60-62. CentralAmericaandSouthAmerica.FromCosta
— Rica, it is recorded from Puntarenas, Turrialba
Distribution. The only known record and San Jose (Allen 1969).—
came from the original description in which the Material Examined. COSTA RICA, 1
holotype and only known specimen was col- female, Prov. Guanacaste, Rio San Josecito,
lectedinFrenchGuiana(BrailovskyandBarrera Guanacaste National Park, 960 m, April 3-4,
1994). — 1987 (Holsenthal, Hamilton, Heyn); COSTA
Material Examined. COSTA RICA, 1 RICA, 3 males, 2 females, Prov. Guanacaste,
male, Prov. Limon, Estacion Cuatro Esquinas, FincaJenny,30 km,NLiberia,December, 1988;
Tortuguero National Park, March 27, 1992 and COSTA RICA, 1 female, Prov. Guanacaste, Es-
April 29, 1992 (D. Garcia); COSTA RICA, 3 tacion Cacao, SW side of Volcan Cacao,
males, Prov. Puntarenas,PeninsulaOsa,Bosque 1000-1400 m, March, 1988; COSTA RICA, 1
BRAILOVSKYANDBARRERA: COSTA RICANLEPTOGLOSSUS 175
male, Prov. Guanacaste, vicinity Estacion Mur- Literature Cited
cielago,8 km,SWCuajiniquil, 100 m,February,
1989; COSTA RICA, 1 female, Prov. Guana- Alayo P. D. and H. Grillo Ravelo. 1977. Los
caste, La Pacifica, February 20, 1983 (G. C. hemipterosdeCuba- XVI. El generoLeptoglossus
Eickwort). Deposited in INBIO, UMSP, USU. Guerin (Hemiptera:Coreidae) en Cuba. Centro
Recognizedbytherelativelylargesize,prono- Agricola,mayo-agosto 1977:91-11 1.
tsaplotdsis(cFiwgi.t9h),twcooridiusmtiwncitthpaaleyeylellolwowtrranosuvnedresde Alsluesn,GuRe.rCin19(6H9e.miAptreervai:siCoonroefidthaee)g.enEunstoLmeoplto.glAoms.-
fasciainazig-zagpattern, hindtibiaewithouter 45:35-140.
dilation phylliform (Fig. 12), antennal segment
II bicolorous, andmalegenital capsulewithme- Baranowski,R. M.andJ. A. Slater. 1986.Arthro-
dian notch deeply rounded, with dorsal prongs podsofFloridaandNeighboringlandareasVolume
prominently acute and projecting medially 12. Coreidae ofFlorida(Hemiptera: Heteroptera).
Florida Department ofAgriculture and Consumer
(Fig. 34).
Services. Contribution630:1-82.
Acknowledgments
Brailovsky, H. 1976. Contributionalestudiodelos
Hemiptera-HeteropteradeMexico:VIII.Unanueva
We gratefully acknowledge the loan ofmate- especie de Leptoglossus Guerin (Coreidae-Corei-
rial from the following individuals and institu- nae)ydatossobredistributiondelasespeciesmexi-
tions: Janet Margerison-Knight, The Natural canasdelgenero.An. Inst. Biol. Univ. Nac. Auton.
History Museum,London(BMNH); NormanD. Mexico,Ser. Zool.47:35-42.
Penny, and Keve Ribardo, California Academy
ofSciences, San Francisco (CAS); Angel Solis . 1990. Generos nuevosy Especiesnuevasde
and Jesus Ugalde, Instituto Nacional de Biodi- Coreidos Neotropicales (Hemiptera-Heteroptera-
versidad,CostaRica(INBIO);PhilipJ. Clausen, Coreidae:Acanthocerini, Leptoscelidini y An-
isoscelidini). An. Inst. Biol. Univ. Nac. Auton.
University of Minnesota, Insect Collection
Mexico, Ser. Zool. 61:107-123.
(UMSP);ThomasJ.Henry,SystematicEntomol-
ogy Lab., USDA, c/o Smithsonian Institution, Brailovsky,H.andE.Barrera. 1994.Description
WashingtonD. C. (USNM); WilfordJ. Hanson, de cuatro especies y una subespecie nuevas de la
Utah State University (USU). Special thanks to Tribu Anisoscelidini (Hemiptera-Heteroptera-
CristinaUrbinaforthepreparationofsomeofthe Coreidae). An. Inst. Biol. Univ. Nac. Auton.
illustrations. Mexico, Ser.Zool. 65:45-62.
Resumen OSUNA,E. 1984. MonografiadelaTribuAnisoscelid-
ini (Hemiptera, Heteroptera, Coreidae) I. Revision
Generica. Bol. Entomol. Venez. N. S. 3
Se analizo el genero Leptoglossus para Costa (5-8):77-148.
Rica, describiendose e ilustrandose dos nuevas
especies L. cartagoensis y L. talamancanus; L. YONKE,T. R. 1981.Descriptionoftwonewspeciesof
brevirostrisBarber,L. humeralisAllen,L. lineo- Neotropical Leptoglossus Guerin (Hemiptera:
sus (Stal),L. nigropearleiYonke,L. subauratus Coreidae).Proc. Entomol. Soc.Wash. 83:213-221.
Distant y L. tetranotatus Brailovsky y Barrera
son citados por primera vez; nuevos registros
paraL. cinctus (Herrich-Schaeffer),L. concolor
(Walker), L. phyllopus (Linnaeus) y L. zonatus
(Dallas) son incluidos; se ofrece una clave para
separarlas especies deCostaRicaconocidas.
176 PROCEEDINGSOFTHECALIFORNIA ACADEMY OF SCIENCES
Volume50, No. 6
PLATE
1
Figs. 1-9.PronotumofLeptoglossusspp. L. cartagoensis,newspecies(1);L. humeralisAllen(2);
L. lineosus (Stal) (3); L. phyllopus (Linnaeus) (4); L. tetranotatus Brailovsky and Barrera (5); L.
subauratus Distant (6); L. talamancanus, new species (7); L. nigropearlei Yonke (8); L. zonatus
(Dallas) (9).
PLATE
2
Figs. 10-21.HindtibiaeofLeptoglossusspp. L. humeralisAllen(10);L. cartagoensis,newspecies
(11); L. zonatus (Dallas) (12); L. concolor (Walker) (13); L. subauratus Distant (14); L. phyllopus
(Linnaeus) (15); L. tetranotatus BrailovskyandBarrera(16);L. cinctus (Herrich-Schaeffer) (17);L.
brevirostris Barber(18); L. lineosus (Stal) (19); L. talamancanus, new species (20); L. nigropearlei
Yonke (21).
PLATE 3
Figs. 22-29. Parameres ofLeptoglossus spp. L. cartagoensis, new species (22-23); L. humeralis
Allen (24—25); L. tetranotatus Brailovsky and Barrera (26-27); L. talamancanus, new species
(28-29).Figs. 30-40.CaudalviewofthemalegenitalcapsuleofLeptoglossus spp. L. lineosus(Stal)
(30);L. tetranotatusBrailovskyandBarrera(31);L. talamancanus,newspecies(32);L. cartagoensis,
new species (33); L. zonatus (Dallas) (34); L. humeralis Allen (35); L. nigropearlei Yonke (36); L.
cinctus (Herrich-Schaeffer) (37); L.phyllopus (Linnaeus) (38); L. concolor(Walker) (39); L. brevi-
rostris Barber(40).
PLATE 4
Fig. 41.Leptoglossuscartagoensis, new species.
PLATE 5
Fig. 42. Leptoglossus talamancanus, new species.
PLATE
6
Fig. 43. LeptoglossussubauratusDistant.
PLATE
7
Fig. 44. Leptoglossus tetranotatus Brailovsky andBarrera.