June 18^4 ] NeUMCE GEN &: DyAR. N. A. BOMBYCES. 73 



E. scapha Harris. 



1841 — Limacodes scapha HARRIS, Rep. Ins. Mass., p. 303; 1864 — Walsh, 

 Proc. Bost. Soc. N. H., Vol. IX, p. 298. 



1855 — Limacodes undifera Walker, Cat. Brit. Mus., pt. V, p. 1149. 



Wood-brown. Costal area of primaries deep reddish brown, 

 enclosing a black discal dot and separated by a very much curved 

 silvery line from the rest of the wing. The silvery color spreads 

 downward, gradually fading into wood-brown. Secondaries 

 chocolate brown. Expanse, 25 mm. 



Habitat^ Atlantic States westward. 



E. trigona Hy. Edwards. 



1S82 — Limacodes tj-igona Hv. Edwards, Papilio, Vol. II, p. 12. 



Pale wood-brown, secondaries pale chocolate but paler than in 

 scapha ; at base of primaries, is a rounded triangular silvery white 

 mark, surrounded by a chocolate brown cloud which obtains faintly 

 at apex also. Antennae with distinct serrations, but not pectinate. 

 Expanse, 30 mm. 



Habitat, Arizona. 



Genus Apoda Hawort/i. 



1809 — Apoda Haworth, Lep. Biit., Vol. II, p. 137. 

 1810? — Cochlidion HiiBNER, Tentamcn, p. 2. 

 1825 — Limacodes Laireille, Fam. Nat., p. 474. 



Synopsis of species. 

 Space included by transverse maculation, discolorous. 



Fore wings wood-brown ....... biguttata. 



Fore wings ocherous. 



A spot of ground color at internal angle .... rectilinea. 



No distinct spot at internal angle .... var. latomia. 



Ground color of wing concdlorus. 



Size moderate : expanse, 27 mm ..... y=inversa. 



Size smaller : expanse, 20 mm ..... var. parallela. 



A. biguttata Packard. 



1864 — Limacodes biguttata Packard, Proc. Ent. Soc. Phil., Vol. Ill, p. 341. 



1865 — Limacodes tetraspilaris Walker, Cat. Brit. Mus., Vol. XXXII, p. 486. 



Wood-brown, secondaries blackish. A very broad inverted 



Y-shaped paler band across the wing, defined by its whitish borders 



and cutting off at apex and at internal margin a triangular space 



which is of a contrasting dark ocherous brown. Expanse, 20 — 25 mm. 



Habitat, Northern Atlantic States. 

 A. rectilinea Grote d Robinson. 



1868 — Lithacodes rectilinea Grote & RoBlNSON, Trans. Am. Ent. Soc, Vol. 

 II, p. 188. 



