A new species of Apocharips from Costa Rica (Hymenoptera: Cynipoidea, Charipidae)

4 Pages·1993·1.6 MB·

by  Arnold S Menke

J.HYM.RES.
2(1), 1993pp.97-100
ANewSpeciesofApocharipsfromCostaRica
(Hymenoptera:Cynipoidea,Charipidae)
Arnold S.Menke
SystematicEntomologyLaboratory.AgriculturalResearchService.USDA,c/oNationalMuseumofNaturalHistory.WashingtonD.C.20560
—
Abstract. Apocharipshansoni,newspecies,isdescribedfromCostaRica. Thewaspwasrearedfromgalls
ofPsyllidae. ThisisthefirstrecordofthegenusApocharipsintheNewWorld. Severalunusualmorphological
featuresofthenewspeciesarediscussedandillustrated.
PaulHansonoftheUniversidaddeCostaRica Thepresenceofcarinaeattheapexofthescutel-
rearedafewspecimensofacharipidfromgallsof lumwaslistedbyMenkeandEvenhuis(1991)asan
thepsyllidgenusTriozaForsterthatwerecollected autapomorphyofthesubfamilyCharipinae,butitis
athighelevationsinCostaRica. Charipidsreared now clear that this character has limited value.
fromPsyllidaebelonginthesubfamilyCharipinae. Carver(1992(describedandillustratedanewspe-
MenkeandEvenhuis(1991)recognizedfivegen- cies,Alloxystacarinata(Alloxystinae),fromAus-
eraofCharipidaewiththesubfamilyCharipinae tralia that has strong scutellar carinae apically.
beingrepresentedbyDilytaForsterandApocharips ThusatleastonememberofAlloxystinaehasa
Fergusson. Hanson'smaterialbelongstothelast characterthoughttobeunique toCharipinaeby
genusandestablishesthatApocharipsoccursinthe Menke and Evenhuis. The new Costa Rican
WesternHemisphere. Thespecimensrepresenta Apocharips described here further muddles the
newspecies. subfamilydistinctionsinceitonlyhasascutellar
Carver(1993)recognizedasixthcharipidge- boss.
nus,ThoreauanaGirault,anAustraliantaxonthat Thenewspecieshasmostoftheotherattributes
sheremovedfromsynonymywithAlloxysta,and ofthe subfamily listedby Menke and Evenhuis
assignedtoCharipinae. Thoreauana hasasmall, (1991,table 1),someofwhicharedepictedhere:
basaltergumlikeApocharips,buttheantennahas twomandibularteeth(Fig. 11), nofrontoclypeal
10-11 flagellomeres inthemaleand9-10inthe sulcus(Fig. 11),andpronotumwithlateralcarina
female. All othergeneraofCharipidaehave 12 (Fig.1).Ididnotcheckconditonofthespiracleson
maleand11 femaleflagellomeres. tergumVIbecauseofthesmallnumberofspeci-
The genus Apocharips was described by mensavailable,butassumethattheyarenarrowly
Fergusson(1986)foraEuropeanwaspnowknown separatedasinotherspeciesofthegenus.
bythenametrapezoidea(Hartig)(seeEvenhuis. Thenewspecieshasanotherfeaturethatismore
1982). MenkeandEvenhuis(1991)listedfourOld intriguingthantheconditionofthescutellum. The
Worldspeciesinthegenus,allrearedfromPsyllidae. face has converging ridges around the clypeus
ThenewspeciesisassignedtoApocharipsbecause (Figs.10-11).Suchridgesappeartobeunknownin
ithasasmalltergumI(Fig. 9)andtheveinsofthe anyothermemberoftheCharipidae,butarefairly
marginalcell reachthewingmargin. However, commoninthegallwaspfamilyCynipidae.Thisis
unlikeothermembersofthegenus,theapexofthe evidentlyaparallelism.
scutellumhasanapicalboss(Figs.2-6)ratherthan
a clearly formed M-shaped carina. Thus, in
Apocharips the condition ofthe scutellar apex
varies.
98 JournalofHymenopteraResearch
Figs.1-6. MalethoraxfeaturesofApochahpshansoni,specimensfromVolcanPoas. 1.leftsideofthorax. 2,3.
posterolateralviewofmetanotumshowingpoorlydefinedapicalboss(arrow).4-6,leftside,posterolateral,andrear
viewsrespectively,ofmetanotumshowingmoreclearlydefinedapicalboss(arrow).
Volume2,Number1,1993 99
Apocharipshansoni Menke,newspecies carinaapically,andthemetanotumlacksamedian
carina.Theheadofhansoniinfrontalviewismore
Blackexceptasfollows:scapeandflagellomere circular(Fig. 10)thanthatoftrapezoidea. Inthe
I straw-colored; trochanters, apex of fore- and latter species the area below the eyes is more
midfemora, foretibia, and foretarsomeres I-IV, elongateandnarrowedtowardthemandibles. The
straw-colored (midtibia and tarsus similar but spur on the marginal cell is longer in hansoni,
darker). Facewithnumerousparallelridgesbe- particularlyinth—emale.
tween eye and mandible base (Figs. 10-11). Distribution. Knownonlyfrom elevations
FlagellomeresI-IVoffemaleantennawithoutlin- between1950-—2500minCostaRica.
eartyli,buttylipresentonV-XII;flagellomereII Etymology. This tiny wasp is named after
shorterthanIII,proportionsoflengthoffirstthree PaulHansonwho, byrunningmanyMalaisetraps
femaleflagellomeres:6:3.5:4. FlagellomeresI-III overaperiodofyears,hasprobablysampledthe
ofmaleantennawithouttyli,buttyli presenton micro-HymenopterafaunaofCostaRicamorethor-
remainingones(Figs. 1-2);flagellomereIsinuate oughlythananyoneelse.
onouterside,longerthaneitherIIorIII,propor-
tionsofflagellomeresI-III:8:5.5:6.Apexofscutel- ACKNOWLEDGEMENTS
lumwithaweaktriangularbossthatisnotdelimited
b6)y.caMreintaaen(oFtiugsm.w2-i3t)h.omrediinaconmplloentgietluydisnoa(lFicgasr.in4-a AmerTihceanmaMnuussecruimptofwNaasturreavliHeiwsetdorbyy,JNaemwesYoCrakr;peDnatveird,
mf(Flimaggse.l3l,om6)e.reVeIIi.nFsetmuablfero1m.7mamrmginlaonlgc,elmlaalseslo1n.g5-a2s oaWgnadyhlAL,labmAoamreaSrtoiolcirsya,nanUEdnSDtDaoAvm,oildoWNgaiiscchkalilen,gItSnsyotsnitteuDtm.eaC,t.iGcaiTEnhneestivorimloclrlei-:-
Tylpoensg..—Holotypefemale:CostaRica,Cartago tiquesaremuchappreciated.
Prov., LaCangreja, 1950 m, March-May, 1992, LITERATURECITED
MalaisetrapoperatedbyPaulHanson(inNational
Museum of Natural History, Washington DC). Carver, Mary, 1992. Alloxystinae (Hymenoptera:
Paratypemales(four):onesamedataasholotype; Cynipoidea:Charipidae)inAustralia. Invertebrate
twomales,AlajuelaProv.,ParqueNationalVolcan Taxonomy6:769-785.
Poas,2500m.May26,1991,exTriozasp.leafgall Carver, Mary. 1993. Australian Charipinae (Hy-
onPhoebeorNectandra(Lauraceae),collectedby menoptera:Cynipoidea:Charipidae)describedbyA.
Paul Hanson; one male, same locality and host, A.Girault.JournaloftheAustralianEntomological
wSUeinplitlv.e2br2es,id1da9ed9po1ds,eciotCleoldsetcatienRdibtchyae,PaaMunuldsHtaehnoesoNdnae.tiPoIannrasaletcyMtpoues-s, EvenS(shopHcueyicimiesete,synHow3.2ip:tt4hHe3.rt,-ya4p4:1e.98dC2e.ysinginApaitsditoaunedsyaAnoldflonHxeayrwtsitsgiy*nnsaoeXnyysamtsnuds
seumofNatura—lHistory. Charipinae).Spixiana5:19-29.
Discussion. Apocharipshansonidiffersfrom Fergusson,N. D. M., 1986. Charipidae, Ibaliidae&
theOldWorldspeciestrapezoideainanumberof Figitidae. Hymenoptera:Cynipoidea. Handbooks
significantways. A.hansoni hasfacialridgesthat fortheIdentificationofBritishInsects8(lc): 1-55.
convergeontheclypeus(Figs.10-11),notylionthe Kierych.E.,1979. NotesonthegeneraDilytaForster,
tcthirhaameirvmaieefnnidgariuseotlaxnattarehtmlrbhieyoenesmsesmeedapotalnaraenattofsheltieanuhsggamlcenelu(sltFooiefngmleiselm.ruafem3lrs,e(o6(Fm)Fio;igtfgstr..hatep72rs)e-ae,z6po)fae,iezfdaoaeetineuadbrd.eleaesaI MenCcc31khay48een:n6,c94ikC.5plAh3oia.a-sinrt4dSdis.6ep,G0aial.,danyandpedtA:Hola.xlkyoneHssye.txwaytEosTvstghepieneodnchmaeiuesrei)oass.n,,on,fo1A1mD98eni97nln1c7ya.ltt(aaHeNtysoFumorrerteZsnh,otooeAsplrpmtoeee(gcrrHiiiayce,--is
(Hartig), and the figures in the well illustrated menoptera:Cynipoidea). ProceedingsoftheEnto-
descriptionoftrapezoideabyKierych(1979). A. mologicalSocietyofWashington93:136-158.
trapezoidealacksfacialridges,themalehastylion
allflagellomeres,thescutellumhasanM-shaped
100 JournalofHymenopteraResearch
Figs.7-11. MalefeaturesofApocharipshansoni. 7,dorsalviewofscape,pedicelandflagellomeres1-3(and4).
8,dorsalviewofflagellomeres4-6enlargedfromrightantennashowninfig.7. 9,leftsideofabdomen. 10.11.
viewofface,arrowpointstofacialridges.