LYCOMORPHA. — CTENUCHA. 523 



1154. Lycomorpha pliolus. 



Sphinx pkolus, Drury, 111. Esot. Iiis. ii. pi. 28. f. 3 (1773) ; Kirby, Cat. 

 Het. p. 115. 



(5 . Elack ; patagia orange. Fore wing with the basal half 



orange, its outer edge 

 more or less pi'oduced to 

 points oti costa and me- 

 dian nervure, and the 

 black runniuo; as a fine 

 jjji black line on inner mar- 



gin nearly to base. Hind 

 wing with the basal area 

 Vig. 2Ti .—Lycomorpha pholus, iS \- orange, its outer edge 



running obliquely from 

 middle of costa to base of inner margin. 



Hab. Nova Scotia ; U. S. A. Exp. 30-34 millim. 



Subsp. 1. miniata, Pack. Rep. Peab. Acad. iv. p. 81(1872); Kirby, Cat. 

 Het. p. IIG. 



Fore wing with the basal area pinkish ochraccous and rather 

 more extensive than in the typical form ; hind wing with the base 

 rather redder. 



Hab. Califoenia. 



Larva. Dyar, Psyche, 1897, p. 82. 



Eggs laid singly ; oblate spheroid, the lower half somewhat flat- 

 tened ; the surface flattened in hexagonal areas ; colour dark blue- 



green. 



Larva, stage ] . Head bilobed, black, with deep-black sutures ; 

 somites whitish, the hairs barbuled, long and pale, tubercles con- 

 colorous, normal; thorax with seta ii. distinct; la&b and ii. in line. 

 Mature : Grey speckled with pale green, with long blackish hairs ; 

 head bilobed, clypeus large, the lower part pale ; brown, with two 

 pale green, narrow, transverse irregular lines ; hairs short and 

 white ; somites rather flattened, grey-brown, with many irregular, 

 triangular, transversely streaked patches; somites 4-10 with more 

 distinct geminate anterior dorsal, rather large pale yellow patches, 

 the others smaller, whitish and indistinct ; pro-legs pale, with two 

 setse on the obscure corneous plates. Feeds on lichens, which it 

 resembles in coloration. 



Cocoon a thin web on side of stone. 



Pupa pale brown ; anal end smooth, with no trace of cremaster ; 

 leg and antennal cases united at dehiscence ; maxillte reaching to 

 middle of fore-leg cases ; abdomen punctured. 



Genus CTENUCHA. „ 



Type. 



Ctenucha, Kirby, Faun. Bor.-Am. iii. p. 305 (1837) virginica. 



Compsoprhim, Blanch. Gay's Hist. Chil., Zool. vii. p. 07 (1852). vitfiqcra. 



Caralisa, Wlk. vii. IGiiO (1856) edit'ha. 



Euctemicha, Grote, Bull. Buif. Soc. i. p. 33 (1873) midtifaria. 



Proboscis fully developed ; palpi extending about the length of head, obliquely 



