ABKOSTOLA. 583 



divided crest; tibia; fringed with ratber long hair; abdomen with dorsal 

 peries of crests, the crests on ist and 3rJ s'ginents larger, lateral fringes of 

 hair except on basal segments. Foi-e wing with tJie apex rounded, the termen 

 evenly curved and slightly crenulate; veins o and o from near an;;le of cell ; 

 C from upper angle ; 9 from 10 anastomosing with 8 to form the areole ; 

 11 from cell ; slight tufts of raised scales in and below end of cell. Hind wing 

 with the cell about half length of wing; veins 3, 4 from angle; 5 fully 

 developed from above angle ; G, 7 from upper angle ; 8 anastomosing with 

 the cell near base only. 



A. Fore wing witli the antemedi-il line obliquely curved to 



near lower angle of cell, then retracted and hooked 



below tho cell foruioi^a. 



B. Fore wing with the antemedial line evenly curved. 



a Fore wing with the antemedial line very strongly 



excu rved o valis. 



h. Fore wing with the auteuiedial lino moderately ex- 

 curved. 

 ct}. Fore wing with the spot b.dow the orbicidur 



rounded uroitis. 



6'. Fore wing with the spot below the orbicular more 



quadrate iripariita. 



C. Fore wing with the anteuiedial line incurved in the ceil. 



a. Fore wing with the postmediil line closely approxi- 



mated to the upper extremity of reniform asclcpiadis. 



b. Fore wing with the postmedial line produced to well 



beyond upper extremity of reniform iriplasia. 



D. Fore ^^ing with the antemedial line incurved in the cell 



and at vein 1. 

 a. Fore wing without oblique whitish shade from apex. 

 «\ Fore wing with the postmedial line excurved above 



inner margin anophioiJcs. 



b^. Fore wing with the postmedial lino not excurved 

 above inner margin. 

 a-. Fore wing not mostly suffused with fuscous, the 



spot below the orbicular rour.d triojiis. 



Ij-. Fore wing almost entirely suffused witli fuscous, 



tiie spot below the orbicular oblique elliptical ... abrostoliiia. 

 h. Fore wing with oblique whitish shade from apex. 

 «'. Fore wing with the stigmata small, entirely defined 



by black caiiariensis. 



i'. Fore wing with the stigmata large, defined by blai'k 



points brevipcnnis. 



*8433. Abrostola formosa. (Plate CCXXXIX. fig. 25.) 



Leptina formosa, Grote, Proc. Ent. Soc. Phil. iv. p, 323 (1865) ; Ottolengui, 

 J. N.Y. Ent. Soc. x. pi ix. f. 13 ; Suiith, Cat. Noct. N. Am. p. 249. 



$ . Head white ; palpi irrorated with hrown ; frons with lateral 

 brown bars ; antennse and vertex of head red-brown ; thorax red- 

 broAvn with some white at sides, the teguba with black medial line ; 

 pectus and legs white tinged with red-brown ; abdomen whitish 

 dorsally suffused with red-brown. Fore wing pale red-brown, the 

 basal ai-ea, the cell to near extremity, and a patch below its ex- 

 tremity violaceous white faintly tinged with red-brown ; some 

 slight black streaks below costa ; an oblique antemedial black 

 striga from costa ; the whitish area defined by the diffused red- 

 brown antemedial line and raised dark scales, slightly angled 



