Redescription of Ourapteryx peermaadiata Thierry-Mieg from South India (Lepidoptera : Geometridae, Ennominae)

3 Pages·1993·0.62 MB·

TThhee LLeepipdiopdteorpoltoegircaollSoocgieitycal Society ooff JJaapapnan
utLwh Z(l} rtoo "Ga 44 (3) ,117-119, November 1993
Redescription of Ourqpteryx peermaadiata Thierry-Mieg from South India
(LepidopterGaeometridae,Ennominae)
:
HiroshiINouE

311-2,Bushi,Iruma City,Saitama,358Japan

Abstract Oumpte-x Peennaadict tTahierry-Mieg from South India is redescribed, and O.
ebztleata Palveien sHiasmpson is treated as a junio rsynonym of it .The holotype sof the two
taxa and the male genitalia are Mustrated for the fir sttime.
Key words Oumpteww, junio srynonym, taxa, furca.
Before going furthe rI express my hearty thanks to Dr Don R.Davis, U,S, National
Museum of Natural History, Washington, for a loan df the holotype of OztraPtei :Pyexer-
maadiata, and to Dr Malcolm J. Scoble ,British Museum (Natura Hlistory) L,ondon, for a
loan of the holotype of O. ebuleata pagniensts.
Our(tpter:y pxeermaadiata Thierry-Mieg (Fig s1, 3)
Oumpte7yx Peermuadi aTlhaierry-Mieg ,1903, Annts Soc ,ent. Beig. 47 : 382.
(,Fmpte7 )ebxarleata palniens iHsampson, 1907, 1. Bomba)' nat. HZst. Soc .IS: 30. Syn. nov.
Male, Face whitish yellow at centre, grey brown at sides and dorsa lmargin, antenna
dark brown, crown of head whitish, patagium and tegula covered with long yellowish white
hain
Wings more thickly scaled than the other congeners. Forewing with apex acutely pointed,
termen straight, tomus pronounced, hindwing with tail slender, long ,shoulder at the end of
vein 6 very weak. Both wings pale brownish yellow, transverse lines very thick, reddish
brown, ante- and postmedian line sof forewin ngearly equidistant from discocellulars t,he
former oblique, running to the middle of hindmargin, the latte rsubparallel with it running
to hindmargin well apart from tornus, discocellu blaarr much thinner than the two lines,
postmedian lin eof hindwing starting from anterior angle of cell, vanished at vein 2, Both
wings weakly striated with dark brown ,but the striae heavie rat terminal area, those on
hindwing coalescent, terrnen and fringe ochreous, hindwing with two ochreous spots at base
of tai lsmall, both margined with blackish scales, not connected with shade-like band.
Under surface much paler, transverse lines of upper surface extrernely faintl ryeproduced,
fring eochreous as on upper. Wingspan 48-50 mm, length of forewing 25-26 mm.
Male genitali a(Fig.5 )U,ncus thick, pointed at apex, gnathos arms rather broad,
scobinate central process broad, furca* (Fi g6.) a stick-like process with sharply pointed
tip ,reaching transtill aa litt lbeelow or beyond gnathos, valva ample, costa with a pointed
tip ,ventral margin gently rounded, apical area of valvula nearly flat ,cornuti a mass of
" Although I followed Okagaki, Sibatan iO,gata and Okada, 1955, Ann. ent. Soc .Am, 48 : 438-442,
on thedefinition of furca (c EInoue ,1985 ,BulZ. thc. do}nes tS,ci .Otszai 7zPVabm. CJnin 21:76,
footnote )i, tseems to be incorrec t.Furca is a dorsa lprocess (o rprocesses) of juxt aas was first
used by Pierce, 1914, Genitalia of Geometiida eBn't .ts .ancl recently studied muscular system by
Stekolnikev and Kuznetzov. 1982, Ent, Oboar .61 : 344-374, fig,13A.
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TThhee LLeepipdiopdteorpoltoegircaollSoocgieitycal Society ooff JJaapapnan
11R HiroshiINouE

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Fig.1 .0ztvaptewrPeermaadi aTthaierry-Mieg. Helotype,male. Fig.2. Ditto,labels .Fig.3.
O. ebuleald palniens iHsampson. Holotype, male. Fig.4, Ditto ,labels . Fig.5, Ditto,
male genitalia. Fig,6, Furca of fig. 5g,reatly magnifiecl
spines as m many species of the genus,
Specimens examined. Holotype, cl, of O. Peermaadiai Pne:ermaad, Inde m6ridionale, in
coll, U.S. National Museum of Nat. Hist. ,Washington, Type no.31726. Holotype ,di ,of
O. ebuleala Palniensi : sMadras, Palni Hills ,7000 '(Campbel iln) c,oll. Britis hMuseum (N,
H.). Other specimen : Travancore (Place 1) ,di, in coll. Brit. Mus. {N, H,),
Distribution. Southlndia.

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TThhee　 LLeepipdiopdteorpoltoegiroaollogical　 SSoooiceityety 　ooff　 JJaapapnan
On　Ot・fral）ter）w　peerntaadi　Tahtiearry−Mieg 119
Ihave　so　far　examined 　o1ユ1y　three　males ，　all　collected　in　South　India，
From　the　shape 　of　furca　it　is　similar 　to　O．　cla　ra　Butler，1880，　but　it　lacks　serrated 　processes
from　the　base　of　both　sides 　and 　it　scosta 　not 　produced　at　the　tip，
摘　　　　要
Ourapter　yPxeermaadiat　aThierry−Mieg の再記載 （井上　寛）
イソ ド南部から記載された表記の種を再記載すると共に同じ地方か ら記載 された 0，ebuleata　Pa！nien “
sis　Hampson をシ ノ ニ ム として整理．した．本種が図示 され るの は， は じめてである．
〔Accepted 亅une 　24，1993）
Publishe　dby　the　Lepidopterologi　cSaolciet　yof　Japan，
c／00gata 　Hospita，l2−17，　Imabashl　3−chome ，　Chuo−ku，　Osaka541　Japan
，
一
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