1876.] MR. H. DRUCE ON PERUVIAN BUTTERFLIES. 209 



Genus Napeogenes, Bates. 



1. N. corena, Hew. (Ith. c.) Exot. Butt. ii. Ith. t. 23. f. 142 

 (1861). 



Yurimaguas (Bartlett). Mus. D. 



" Rare."— E. B. 



2. N. verticilla, Hew. Exot. Butt. v. Ith. t. 33. f. 219 (1874). 

 Peru. Mus. D. 



3. N. pharo, Feld. Wien. ent. Mon. vii. p. 76 (1862). 

 Ucayali (Bartlett). Mus. D. 

 " The species of this genus are found in the darkest parts of the 



forest, upon small obscure flowers, which they resemble, only being 

 noticed when disturbed." — E. B. 



4. N. pyrrho, n. sp. (Plate XVII. fig. 1.) 



Upperside (female) : anterior wing orange, the apical half and a 

 round spot in the cell black, crossed at the apex by a band of pale 

 yellow ; posterior wing orange, with the outer margin and a band of 

 spots placed longitudinally across the middle black. Underside : 

 anterior wing the same as above, with a sub marginal row of white 

 spots ; posterior wing as above, with two small white spots at the 

 apex. 



Exp. 2 1 inch. 



Yurimaguas (Bartlett). Mus. D. 



Genus Ithomia, Hiibn. 



1. I. anchialia, Hew. Exot. Butt. iv. Ith. t. 26. f. 162 (1868). 

 Ucayali (Bartlett). Mus. D. 



2. I. iledina, Hew. C. C. ii. Ith. t. 21. f. 12!) (1858). 

 Ucavali (Bartlett). Mus. D. 

 " Rare."— E. B. 



3. I. janarilla, Hew. Exot. Butt. iii. Ith. t. 24. f. 150 (1863). 



Yurimaguas (Bartlett). Mus. D. 



" Very common." — E. B. 



4. I. onega, Hew. Exot. Butt. i. Ith. t. 1. f. 1 (1852). 

 Ucavali (Bartlett). Mus. D. &^S. G. 

 " Very plentiful."—^. B. 



5. I. attalia, Hew. Exot. Butt. ii. Ith. t. 13. f. 77 (1855). 

 Valley of Cosnipata (H. Whitely). Mus. S. G. & D. 



6. I. quintina, Feld. Reise Nov. Lep. ii. t. 44. f. 11, 12, iii. 

 p. 361 (1867). 



Chanchamayo (Thamm.). Mus. D. 



Pozzuzo (Pearce). Mus. S. G. 



Proc. Zoor,. Soc— 18/6, No. XIV. 14 



