316 MR. F. MOORE ON LIMNAINA AND EUPLCEINA. [May 1, 



17. ISAMIA iEGYPTTJS. 



Euploea cegyptus, Butler, Proc. Zool. Soc. 1866, p. 277. 

 Salpinx cegyptus, Butler, Jouru. Linn. Soc, Zool. xiv. p. 295. 

 Sab. S. Borneo ; Billiton ; Sumatra. 



18. IsAMIA LOWEI, n. Sp. 



Nearest to I. cegyptus. Upperside olivaceous-brown, palest exter- 

 nally ; no bluish-violet tint ; apical white spots larger ; no marginal 

 spots : hind wing with very small and indistinct submarginal and 

 marginal spots. 



Expanse 85 inches. 



Hah. Borneo. In coll. Mons. C. Oberthiir. 



19. ISAMIA DAMELI, n. Sp. 



Duller-coloured than in any of the allied forms of 1. cJilo'e. 

 Upperside dark fuliginous-brown : fore wing also smaller and com- 

 paratively narrower, with five upper submarginal distinct white spots 

 two thirds less in size, and one above posterior angle ; a marginal 

 row of five central and three lower very minute spots ; sericeous 

 streak narrow : hind wing with two rows of very small white spots ; 

 discoidal patch brighter-coloured. 



Expanse 3| inches. 



Hab. Shanghai (Datnel). In coll. G. Semper. 



TiRUNA, n. g. 



Fore wing comparatively shorter than in typical Isatnia ; costa 

 less arched ; exterior margin less oblique, somewhat rounded towards 

 the apex and less convex at the posterior angle ; the posterior 

 margin very convex ; upper discocellular with a short spur emitted 

 within the cell ; sericeous brand narrow, strongly impressed : hind 

 wing shorter and broader, with a distinct discoidal glandular patch. 



Type 1. roepstorffii. 



1. TiRUNA ROEPSTORFFi, u. sp. (Plate XXXII. fig. S,S •) 



Male. Colour and pattern of markings similar to Karadina anda- 

 mana. Pale olive-brown, but darker than in K. andamana : fore 

 wing with a similarly disposed marginal and submarginal row of 

 olivaceous-white spots ; the marginal series smaller, conical, and 

 terminating at the apex; the three lower submarginal spots indented 

 on their outer edge ; a discal row of much paler spots, and a similar 

 rounded spot at lower end of the cell ; sericeous streak blackish : 

 hind wing with two rows of spots ; the marginal row smaller, conical, 

 and the submarginal narrower than those in K. andamana; dis- 

 coidal patch olivaceous-white. 



Expanse 3^ inches. 



Hab. Andaman Isles. In coll. G. Semper. 



