Synonymy of some eastern north american species of Apatania (Trichoptera: Apataniidae)

2007·0.78 MB·

by  Oliver S Flint

PROC. ENTOMOL. SOC. WASH.
109(3), 2007, pp. 739-740
Note
Synonymy of Some Eastern North American Species of Apatania
(Trichoptera: Apataniidae)
Apatania incerta was described by Island, NY), and various examples from
Banks (1897) as Enoicyla incerta, based Virginia, including some identified as A.
on examples from Sherbrooke, Canada, rossiand A. praevolans. Purportedly these
Franconia, N.H., and Sea Cliff, N.Y. species differ in the lengths and shapes of
Ross (1938) designated and illustrated a series of processes from the tenth
a male lectotype from the Sea Cliff tergum of the male genitalia. However, I
locality. Schmid (1953, 1954) produced found a great deal of variation in the
a world wide revision ofthe family (then length, width, curvature and apical shape
a subfamily), illustrating both sexes, re- of these processes from specimen to
cording it from Canada to Virginia and specimen and even from one side to the
west to Wisconsin, and transferring the other. The lectotype of A. incerta was
species to Apatania Kolenati. More re- more nearly identical to some examples
cently Morse (1971) described two spe- from Virginia identified as A. rossi than
cies, A. rossi and A. praevolans from the one from Connecticut. Schmid (1953,
North Carolina, and South Carolina and 1954) even illustrated a variation in the
Tennessee, respectively. Sykora and tenth tergum of this species and variants
Weaver (1978) described A. blacki from of this structure in another widespread
western Pennsylvania. The illustrations of species, A. zonella (Zetterstedt). Consid-
themale genitalia ofall these species show ering the overall similarity and seeming
virtually no differences. Chen (1992) pro- plasticity indetail ofthe tenth tergumand
duced a key purported to distinguish identity in other parts of the male
betweenthe larvae ofA. incerta, A. blacki, genitalia, I am formally proposing the
and A. praevolans. I have used this key new synonymy ofApatania blacki Sykora
with the few larvae available and find and Weaver, 1978, A. praevolans Morse,
those determined as A. blacki and A. 1971, and A. rossi Morse, 1971, with A.
praevolans are identical, but there does /^cerm (Banks, 1897).
seem to be a difference between this pair
Literature Cited
and the larvae of A. incerta in the shape
and setation ofthe ninth tergite. Howev- Banks, N. 1897. New North American neuropter-
er, very little material is available and oEindtomionsleocgtis.calTrSaoncsiaecttyio24n:s21o-f31t.he American
virtually none has been reared rendering Chen, Y. E. 1992. The larva and pupa ofApatania
this factor inconclusive at a specific level. praevolans Morse (Trichoptera: Limnephilidae),
Working with adults on the Trichop- withakeytodescribedlarvaeofNorthAjnerican
tiedreantifoifcatViiorngsinoifa.whaItwsaesemepduzztolebde bA.y Morssep,eciJ.esCo.fA1p9a7t1a.niNa.ewAqucaadtdiicsfIlniseesct(aTr1i4:ch4o9p-t5e5r.a)
from the southeastern United States. Journal
incerta as A. rossi, A. praevolans and A. oftheGeorgiaEntomologicalSociety6: 77-84.
X
rossi praevolans. Inan attempttoclarify Ross, H. H. 1938. Lectotypes of North American
their status I visited the Museum of caddis flies in the Museum of Comparative
Comparative Zoology and studied the Zoology. Psyche 45: 1-61.
lectotype of A. incerta, comparing it to Schmfiadm,ilFl.e 1d9e5s3.ApCaotnatnriiibnuateio(nTraifcehtoputdeerad,e lLaismonuos--
examples from southern Connecticut (the philidae). I. Tijdschrift voor Entomologie 96:
nearest locahty I had to Sea Cliff, Long 109-167.
740 PROCEEDINGS OF THE ENTOMOLOGICAL SOCIETY OF WASHINGTON
. 1954. Contribution a Tetude de la sous- Oliver S. Flint, Jr., Department of
faminedesApataniinae(Tnchoptera, Limnophi- Entomology, National Museum of
Sykolriad,ae)J.. LII..aTinjddsJc.hrSi.fWtevaovoerrEnIItIo.m1o9l7o8g.ieTh9r7e:e1n-7e4w. ^-.-^,turali Htit-story, Sc^miDthCisonian I-rnstitu-
species ofTrichoptera from Western Pennsyl- tion, Washington, 20013-7012,
vania. Annals ofCarnegie Museum 47: 1-12. U.S.A. (e-mail: [email protected])