LIST OF SPECIES. 
267. Brenda, Edw. 
268. Pampliiloides, Reak. 
Erebia, Dalra. 
269. Fasciata, Butl. 
270. Discoidalis, Kirby. 
271. Yesagus, Doubl.-Hew. 
272. Rossii, Curt. 
273. Disa, var. Mancinus, Doubl.-Hew. 
274. Haydenii, Edw. 
275. Tyndarus, var. Callias, Edw. 
276. Epipsodea, Butl. 
277. Sofia, Str. 
278. Magdalena, Str. 
Geirocheilus, Butl. 
279. Tritonia, Edw. 
Hipparchia, Fab. 
280. Ridingsii, Edw. 
281. Dionysius, Sc. 
Satyrus, West. 
282. Pegala, Fab. 
283. Alope, Fab. 
1. Dim. form Alope, Fab. 
Var. Texana, Edw. 
Yar. Maritima, Edw. 
2. Dim. form Nephele, Kirby. 
Yar. Olympus, Edw. 
Yar. Boopis, Behr. 
Sub .-var. Incana, Edw. 
284. Ariane, Bd. 
285. Baroni, Edw. 
286. Paulus, Edw. 
287. Gabbii, Edw. 
288. Wbeelerii, Edw. 
289. Meadii, Edw. 
290. Silvestris, Edw. 
291. Oetus, Bd. 
292. Charon, Edw. 
293. Sthenele, Bd. 
Ciiionobas, Bois. 
294. Gigas, Butl. 
295. Iduna, Edw. 
296. Californica, Bd. 
297. Nevadensis, Feld. 
298. Chryxus, Doubl.-Hew. 
299. Calais, Sc. 
300. Ivallda, Mead. 
301. Yaruna, Edw. 
302. Ulileri, Reak. 
303. Tarpeia, Esp. 
304. Taygete, Hub. 
305. Jutta, Hub. 
306. Semidea, Say. 
307. Crambis, Frey. 
308. Subhyalina, Curt. 
Libythein,®. 
309. Bachmani, Kirtl. 
310. Carinenta, Cram. 
ERYCINIDiE. 
ERYCININiE. 
Lemonias, West. 
311. Mormo, Feld. 
312. Duryi, Edw. 
313. Cythera, Edw. 
314. Yirgulti, Behr. 
315. Nais, Edw. 
316. Palmerii, Edw. 
317. Ares, Edw. 
Dim. form Cleis, Edw. 
