1883.] MR. F. MOORE ON LIMNAINA AND EUPLCEINA. 311 



Genus Isamia. 



Isamia, Moore, Lep. of Ceylon, i. p. 10 (1880). 



Trepsichrois (part.), Hiibuer. 



Euplcea (Salpinx, section A), Marshall & de Niceville, Butt, of 

 India, p. 59. 



Differs from typical Salpinx in the male having the fore wing 

 more prolonged at the apex, the exterior margin being more oblique 

 and waved, the hind margin more convex ; no discocellular spur ; 

 with a large sericeous brand of twice the length. Hind wing with 

 a smaller-sized discoidal glandular patch of pale compact scales. 



Type I. superba, Herbst. 



1. Isamia splendens. (Plate XXX. fig. 3, d*.) 



Euploea splendens, Butler, P. Z. S. 1866, p. 272, c? • 



Salpinx splendens, Butler, Journ. Linn. Soc, Zool. xiv. p. 294. 



Euploea rogenhoferi, Felder, Reise Novara, Lep. ii. p. 325, S 

 (1867). 



Euploea (Salpinx) rogenhoferi, Marshall & de Niceville, Butt, of 

 India, p. 60 (1882). 



Hah. Nepal (Gen. Ramsay) ; Sikkim (AtJcinson) ; Cherra Pungi, 

 Assam. In coll. British Museum. 



2. Isamia irawada. 



Euplaa irawadajMoore, Ann. Nat. Hist. ser. 4, xx. p.45, S (1877). 



Euplcea (Salpinx) irawada, Marshall & de Niceville, Butt, of 

 India, p. 61 (1882). 



Has a less brilliant blue gloss on fore wing than /. splendens, and 

 which does not extend to the extreme outer margin as in that species; 

 the discal blue spots are smaller, and do not spread towards the sub- 

 marginal white spots, these latter and the marginal spots being also 

 much smaller. 



Hab. Rangoon, Burmah. In colls. F. Moore and Messrs. Godman 

 and Salvin. 



3. Isamia superba. 



Papilio superha, Herbst, Natursyst. Insekten, vi. p. 14, pi. 119. 

 fig. 3, $ (1793). 



Male and Female. Fore wing blackish purple-brown, the basal 

 three fourths glossed with steel-blue, a discal transverse series of 

 five or six blue spots, the lowest elongated, a blue spot at lower end 

 of the cell, and a bluish-white spot above it on the costa ; a sub- 

 marginal row of small bluish-white spots recurving from costa and 

 decreasing 'n\ sisfe posteriorly to a minute dot ; a lower marginal series 

 of almost obsolete dots ; sericeous streak long, slender. Hind wing 

 paler, the discoidal patch prominent, the submarginal and mar- 

 ginal spots pale brown. 



Expanse 3| to 3f inches. 



Hab. S. China; Hong Kong (Lewis). In coll. British Museum, 

 and coll. F. Moore. 



