Sept. 1894.] NeUMCEGEN & DyAR. N. A. BOMBYCS. 1'29 



Genus Coloradia Blake. 

 i^bz—Colora la Blake, Proc. Ent. Soc. Phil., Vol. II, p. 279. 

 C. pandora Blake. 



i%()2— Coloradia pandora Bi.AKE, Proc. Ent. Soc. Phil, Vol. II, p. 279. 



Grayish black, thinly scaled. T. a. and t. p. lines black sub- 

 lunulate bordered with white on costa. Discal spot round, black. 

 Sub-terminal line whitish, undulate. Secondaries sub-hyaline, 

 grayish, tinged with pink along abdominal margin. Expanse, 

 70 mm. 



Habitat, Rocky Mountains to Cascade Range. 



Cubl'mnily Loiiioniims . - 



Genus Hemileuca Walker. 



iS-,s — tie/nitfiica Walker, Cat Brit. Mas., Vol. VI, p. 1317- 

 iS6^—Euc/irom/a Packaui), Proc. Ent. Soc. Phil., Vol. Ill, p. 382. 



1872 — EuleucophcEus Packard, Rep. Peab. Acad., Vol. IV, p. 88. 



\%'^i—Agyranges Grote, Can. Ent., Vol. XIV, p. 215. 



Synopsis of species. 

 Prevailing color of wing black, secondaries also partly or, largely black. 

 Secondaries red with black border and discal dot or largely overspread 



with black electra. 



Secondaries without any red. 



A broad, translucent, pale yellow band on secondaries. 



This band narrow ......•• maia. 



This band broad. 



Discal dots slightly bent, thorax blackish . var. nevadensis. 

 Discal dots lunite, thorax largely yellowish, race californica. 

 Secondaries black with a broken white band often obsolete and 

 not translucent. 

 White marks on primaiies divided by the veins . . juno. 



White marks often broken, but not by the veins . . grotei. 



Prevailing color white or some pale shade ; secondaries either immaculate 

 or but slightly marked with black. 

 Snow-white with black t. a. and t. p. lines . . . neumcegeni. 



Fore wings blackish gray with white bands .... tricolor. 



All the wings uniform, pale, sordid pink. 



Fore wings with two transverse white lines . . . sororius. 



Fore wings immaculate ....... nualapai. 



H. electra Wright. 



i'&%\— Hemileuca electra Wright, Pap., Vol. IV, p. 19. 



* Described by Ily. Edwards (Papilio, Vol. I, p. 100) from Lower California, 

 Mexico, and not yet known from U. S., unless sororius and h ua lapai h^ on\y iorms 

 of one species. 



