144 ^Ir. A. W. E. O'Shaughnessy on 



plumbai^inous spots or streaks, the small yellow spot replaced 

 by a pale brown one ; intcrno-basal area j)alc silky brown ; 

 secondaries orange, with a broad irregular costal and external 

 brown border : thorax brown ; abdomen ochreous, narrowly 

 transversely barred witli black. 



Expanse of wings 2 inches 2 lines. 



Java {Ilors field). Tyjie, B.M. 



At once distinguished from its allies by the plumbaginous 

 markings and yellow dot on primaries, and the subcostal brown 

 spot of secondaries. 



Family Cocytiidae. 



[CocytideSj Boisd.) 



Genus Cocytia, Boisd. 



1. Cocytia ckloroso77ia, n. sp. 



(J . Nearly allied to C. Durvillei ^ , but smaller, shorter 

 in the wing, with the palpi slightly shorter, antennaj and legs 

 more slender, the black margins of the wings considerably 

 narrower, the iuternervular folds much less strongly blackened, 

 the orange spot at base of primaries about one fourth the size ; 

 a small yellow tuft above the anus. 



Expanse of wings 3 inches 1 line. 



AxM {Wallace). Type, B.M. 



I have no doubt that this is a distinct species. 



EXPLANATION OF PLATE XIII. 



Fig. 1. Ensvmia communk (spotted ochre-tinted form), p. 140. u. G. 



Fig. 2. viUicoides, p. 141. n. 7. 



Fig. 3. superba, p. 141. n. 8. 



Fig. 4. pukhra, p. 143. n. 12. 



XIX. — Descriptions of neio Species of QohWiXvii in the Collection 

 of the British Museum. By A. W. E. O'Shaugiinessy, 

 ' Assistant in the Natural-History Departments. 



Gohius Burtonij sp. n. 



D. 6^- A. ^. L. lat. 38. 



The height of the body is one seventh of the total length ; 

 the length of the head is comprised four times and a half in 

 the same. Head flattened, broader than high ; snout slightly 



