148 Journal New York Ent. Soc [Voi. ii 



square. Lines obsolete, but white discal spot very distinct. Ex- 

 panse, 30 — 37 mm. 



9 Very dissimilar to cT. It is exactly like the 9 oisiigma, but 

 usually slightly less dotted with blackish. Expanse, 53 55 mm. 



Habitat, Atlantic States westward. 



A. virginiensis Dniry. 



iy^3 — Homhyx 7'irgineiisis Dkury, III. Exot. Ent., Vol. II, pi. 13, f. 2. 

 1789 — Boinbvx (islyinoiie Oi.iyv.\<, Encycl. Meth., Vol. V, p. 43. 

 i-ji^-j —Ptialtena pe/lticuta Abikit & Smith, Lep. Ins. Ga., pi. 5S. 



rf Like senatoria, but darker colored, and center of primaries 

 hyaline. 9 Purplish brown, especially purplish in marginal space. 

 Wings sub-translucent, lines faint, discal dot distinct. No dots 

 ■on the wings. 



JIabitat, Atlantic States westward. 



A. rubicunda Fahriciiis. 



\1(^y-Bonihyx rubicuiula Fahkicil's, Ent. Syst., Vol. Ill (i), p. 429. 



race alba Grote. 



\%-l\ — Di yocanipa 1 jil'icunda var. nlba Gkote, Bull. P.uff. Soc, Vol.11, p. 183. 

 1875 — Dryocainpa pallida Bowi.ES, Can. Ent., Vol. VII, p. 108. 



Light yellow. Basal and marginal spaces on primaries, and 

 a diffused and faint sub-marginal line on secondaries rose pink. 

 Expanse, cT 4°— 45 mn^-, 9 5°— 55 "i^^- 



Habitat^ Atlantic States. 



The race alba is entirely creamy white above. 



Habitat, Mississippi Valley to Canada. 



Genus Sphingicampa Walsh. 



1864 — Walsh, Proc. Bost. Soc. Nat. Mist., V^ol. IX, p. 290. 



Synopsis of species. 



Secondaries without discal dot. 



Primaries usually heavily irrorate, t. p. line diffuse. 



T. a. line faint or absent, discal dots usually present bicolor. 



T. a. line as distinct as t. p. line ; no discal dots . quadrilineata. 

 Primaries slightly irrorate ; t. p. line distinct, straight, . . bisecta. 



Secondaries with large round black discal dot. 



A dark obscure transverse line on primaries . . . heiligbrodti. 



Transverse lines of primaries white ..... albolineata. 



S. bicolor Harris. 



1841 — Dryocampa bicolor II.vrkls, Rep. Ins. Mass., p. 203. 



1864 Spliiiigicaiupadistii^tua W.vlsh, Proc. Bost. Soc. Nat. I list.. Vol. IX, p. 290. 



