ME. A. G. BUTLEE ON THE SPHIKGID^. 549 



Possibly referable to Panacra, but certainly not to the New-World genus Perigonia ; 

 I have not seen the type. 



10. Pergesa castanea. 



Pergesa castanea, Moore, P. Z. S. 1872, p. 567. 



Bombay. Type, coll. F. Moore. 



This is a curious dark little species, with a broad plumbaginous or silky greyish 

 border to primaries. 



11. Pergesa VAJiPTEUs. 



Sphinx vampyrus, Fabricius, Maut. Ins. ii. p. 98. uo. 66 (1787). 

 East Indies'? 

 Evidently a Pergesa with reddish secondaries. 



12. Pergesa .^grota. (Plate XCII. fig. 2.) 

 Pergesa cegrota, Butler, P. Z. S. 1875^ p. 246. 



Silhet. Type, coll. F. Moore. 



13. Pergesa aurifera. 



Pergesa aurifera, Butler, P. Z. S. 1875, p. 7. no. 11. 



Sikkim {mdtely); North India. Type, B,M. 



Mr. Moore has two examples of the brownish variation of this species, labelled ' ' North- 

 east Himalayas," and a third, labelled " Darjeeling." 



14. Pergesa fusimacula. 



Pergesa fusimacula, Felder, Raise der Nov., Lep. iv. tab. 76. fig. 4 (1874). 



Allied to the preceding, and to P. castor. 



15. PflRGESA gloeiosa. (Plate XCII. fig. 3.) 

 Pergesa gloriosa, Butler, P. Z. S. 1875, p. 246. 



Darjeeling. Type, coll. F. Moore. 



Genus 6. Panacra, Walker. 

 Panacra, Walker, Lep. Het. viii. p. 154. gen. 17 (1856). 



1. PAlifACRA BUSIRIS. 

 Panacra busiris. Walker, Lep. Het. viii. p. 158, uo. 6 (1856). 



Silhet (Stainsforth, Doubleday). Type, B.M. 



