80 LEPIDOPTERA OF NORTH AMERICA. 



COEONYMPHA WESTWOOD. 



Body small, wings entire, rounded, sometimes entirely destitute 

 of ocellated spots ; the tbree principal nerves of the primaries 

 inflated at the base ; fringe long, costal edge moderately arcuated 

 secondaries oval and triangular, fringe long, external edge convex 

 and entire, internal edge usually emarginate towards the end ; 

 antenna3 thin, not annulated with black, club ovoid, elongate; 

 labial palpi much compressed, straight, hairy in front; head small, 

 hairy, without a frontal tuft ; eyes prominent, naked ; abdomen 

 moderately long, thin. 



1. C. semidea Say. Amer. Ent. Ill, pi. 50. 



Body black, immaculate ; antennae fuscous, beneath bright ru- 

 fous toward the tip, the club very gradually formed ; primaries 

 brown, the costal margin with alternate black and white spots ; 

 beneath dull ochreous, with obsolete, transverse, abbreviated, 

 blackish lines ; costal and broad tip margin alternated with vivid 

 black and white lines ; secondaries dark brown ; towards the pos- 

 terior margin obscure ochreous, with obsolete abbreviated, black- 

 ish, transverse lines ; posterior margin with a slender black line 

 and dirty white edging ; beneath marbled with black and white, 

 the black prevailing across the middle and base of the wing. 



White Mountains of ]S"ew Hampshire. 



SAY. 



2. C. galactina Boisd. Ann. Soc. Ent. 2me ser. X, 309. 



Upper side white, a little yellowish; without any other spot than 

 by the transparency of the other side. 



Under side of the primaries with a small black eye at the sum- 

 mit, most frequently without a pupil, preceded from the side of 

 the base by a ferruginous transverse line a little bent ; that of the 

 secondaries washed with gray, aud this part more obscure is sepa- 

 rated from the other by a sinuous ray, followed by one, two, three 

 or four small black eyes, often without pupils. 



California. 



BOISD. 



