123 
A LIST OF BUTTERFLIES COLLECTED IN THE TAVOY 
DISTRICT, BURMA. 
BY 
O. C. OLLENBACH. 
(With a Plate). 
(Continued from page 897, Vol. XX VII.) 
Family—LYCA‘NID. 
Subfamily—GERYDIN&. 
218. Gerydus boisduvalii, Moore. 
Plentiful on the hills almost all the year round. 
219. Gerydus ancon, Doh. 
Several specimens of both sexes taken. It appears to be on the wing 
throughout the yearasI have specimens which were caught in January, 
April, August, September and December. It keeps mostly to the hills. 
220. Gerydus croton, Sp. 
Near to Croton, but differs in the band on the upperside of the forewings 
being pure white and extending from near the costa to the 2nd median 
nervule. On the underside the ground colour is lighter than the typical 
form. Four males were taken on Sinbo Sinma in October 1918. 
221. Gerydus biggsii, Dist. 
A pair taken on Pagaye hill, 600,’ on 22nd May 1916. 
222. Allotinus subviolaceus, Felder. 
A single male taken on Pagaye hill, 6,000,’ on 30th December 1917. 
223. Allotinus horsfieldit, Moore. 
Plentiful on the hills from November to April. 
Subfamily—Lycanin &. 
224. Pithecops hylax, Fab. 
Common at all elevations in heavy jungle throughout the year. 
225. Neopithecops zalmora, Butler. 
Common on the hills and along streams in all parts of the district. 
226. Spalgis epius, Wd. 
A few specimens taken at Myitta and Pagaye during December. 
227. Taraka hamada, Druce. d 
This is not a common species and has been taken sparingly at Myitta in 
May and at Myekhanba in December. 
228. Cyaniris puspa, Hors. 
Common on hill-tops during December and January, and along streams at 
the foot of the hills from February to June. 
229. Catachrysops strabo, Fab. . 
One of the commonest of butterflies and seen in greatest numbers during 
December and January. 
230. Catachrysops pandava, Hors. 
Common all the year round, throughout the district. 
231. Catachrysops cnejus, Fab. 
Found sparingly throughout the district. 
232. Castalius rosimon, Fab. 
Common throughout the year ; very plentiful from December to April. 
