DIACRISIA. 319 



outwards again ; cilia ochreous. Hind wing paler green ; cilia 

 ochreous. 



Hah. Ecuador, Loja, 1 (S type t in (^oH- Dognin. Exjj. 30 

 millim. 



Sect. III. (Isia). Antennas of male ciliated. 



A. Fore wing with series of points isabella. 



B. Fore wing with two discoidal points placida. 



C. Fore wing with dark maculate bands, the veins orange, defined 



on terminal area by black streaks intricata. 



1821. Diacrisia isabella. 



Phalcena Isabella, Abbot & Smith, Lep. Georg. ii. pi. 66(1797); Kirby, 



Cat. Het. p. 244. 

 Pyrrharctla californica, Pack. Proc. Ent. Soc. Philad. iii. p. 121 (1864). 



(S . Brownish yellow-bufF ; femora scarlet above ; tibiae and tarsi 

 blackish above ; abdomen with dorsal, lateral, and sublateral series 

 of black spots. Eore wing with traces of anteraedial and medial 

 lines acutely angled on median nervure where on the former there is 

 a black point ; a black point in lower angle of cell and two beyond 



Fig. 144. — Diacrisia isabella, J . \. 



it ; traces of a postmedial line excurved between veins 5 and 3 ; 

 an obliqae blackish streak from apex, and a subterminal series of 

 points on each side of veins 5 to 2. Hind wing semihyaline 

 yellowish, the termen slightly tinged with scarlet ; a blackish mark 

 on discocellulars and point at lower angle of cell ; a subterminal 

 series of obscure black spots. 



5 . Hind wing orange-scarlet, the inner area more orange. 

 Hah, U.S.A., N. York, Trenton Palls, 2 J , 3 $ , Massachusetts, 

 3 cT , 1 2 5 Grote & Zeller Colls., California. Exp. 50-60 millim. ' 

 Egg. Pack. Ann. N. Y. Ac. Sci. viii. p. 76. 



White, hemispherical, under a high power seen to be marked 

 with a network of fine irregularly polygonal areas with slightly 

 thickened edges. 



Larva. Stage 1. Head dark chestnut; prothoracic shield irregular 

 with a transverse furrow behind middle, four hairs in front and 

 two behind ; the 2nd and 3rd somites with transverse series of four 

 flattened, dark brown, conical tubercles, the two inner larger and 

 bearing two hairs ; abdominal tubercles with single hair ; hairs 

 long, spinulate, some longer anteriorly and posteriorly. 



