Dec. i8o4.1 NkUM(E(;F.N \: DvAK. N. A. UoM I'.VCKS. If53 



p. robin ia£ Peck. 



\^i%—Cossus roHiiitc Peck. Mass. Ajjric. Rep. Jcurn., \'ol. V. p. 07. 

 1856— C(PJj«j-//()'^'-/rt/«j Walkeu, Cat. Brit. Mus.. pt. V'll, p. 1515. 

 1S64— Aj/fw/fj- f/v/mz Gkote. Proc. F:nt. Soc. Pliil.. Vol. III. p. 3S8. 

 1878— Cf.MMj reticuhtus Lininer, Rep. N. Y. Mus., Vol. XX.V:, p. 242. 



var. quercus Ehrmann. 



1893 — /'rioiio.vys/iis /v/'ir/ia- vai. (/u,n/ts Kmkma.nn, Can. I'lnt. \<)l .X.W 

 p. 257- 



cf Dull cinereous, patagia and collar bordered with black. 

 Primaries densely reticulated with black, forming a broad diffuse 

 band of black from internal marji^in to apex, running also on to 

 discal cell. Secondaries golden yellow, black on basal half, costal 

 and internal margins and narrow outer edge. E.\panse, 50—55 mm. 



9 Paler, almost white ; reticulations less dense so that the 

 black band is broken up into several isolated and variable patches. 

 Secondaries blackish, the reticulations of undei side appearing 

 by transparency. Expanse, 55— 70 mm. 



lUjbitaf^ Atlantic States westward. 



P. macmurtrei Guen'n. 



i82g — Cossus macmurtrei Gl'ERIN, Icon. R. Anim. Ins., pi. 85, f. 2. 

 1858 — Cossus querciperda FiTCir, Rep. Ins. N. Y., Vol. V, p. 10. 



d^ Very small, wings hyaline with traces of the black trans- 

 verse reticulations; secondaries hyaline with narrow black bortler, 

 broader on internal margin. 



9 ^Vith very large abdomen ; wings whitish hyaline, the reti- 

 culations mostly transverse, recalling C. undosus. Secondaries sub- 

 hyaline, immaculate above. E.xpanse, 60 mm. 



Habitat, Atlantic States. 



Sub-family Hvpoptin.k. 

 (ienus Cossula Bailey. 



1882 — Cosudii B.MI.EV, I'apilio, Vol. II, p. 93. 



iSSS -//iguromor/>/i,j Hv. Knw.VKDs, Ent. .\mei., Vol. Ill, p. 182. 



C. basalis IVaiker. 



1856— GwMJ thisalis Walker, fat. Brit. Mus., pt. VII, p. 1523. 



1876 — Cymatophora magnifica .Streckf.r, Proc. Aca'1. Nat. Scl. Phil.. \>.\^\. 



1SS2 -Cossus ma<;uijiia Bau.KY, Papilio, Vol II. p. 93. 



188S — Ins^uromorpha slossonii \\\. Edwards, Ent. Amer.. Vol. III. p. 183. 



d" Pale gray. At base of primaries, a deep black transverse 



band ; at internal angle and apex are distinct lines forming circles, 



