2-20 ]Mr. G. E. Mason 07i an 



ultrainediaii band of ovnlar spots commencing just below tlie 

 costa and reaching to the submedian nevvure, that portion of 

 it which is opposite the cell being placed further outwards 

 towards the apex. A dark anfeciliary line followed by a row 

 of minute dark lunules inwardly bordered with sordid white. 

 Hind wing : several irregular spots near the base and along 

 the anal margin, and beyond these an irregular much broken 

 band of spots commencing on the costa, becoming divided on 

 the disc, and angled to the anal margin. A dark anteciliary 

 line and shades as in fore wing. There are three deep 

 black marginal spots (the centre spot being the largest) 

 supporting metallic-blue scales and ringed with pale orange 

 situated in the three anal nervular interspaces. Cilia of botli 

 wings grey. 



Palpi black above, clothed with black and white hairs 

 below. Thorax and abdomen below more or less clothed 

 W'ith whitish hairs. 



When examined with a glass the whole surface of both 

 wings below appears to be suffused with sordid white scales. 



? . — Upperside : fore wing bright blue, with the costa, 

 apex, and outer margin blackish brown. Hind wing blackish 

 brown, slightly paler along the costal edge ; the basal 

 third bright blue. Tliree dark marginal spots in the anal 

 interspaces crowned with bright blue. Cilia of both wings 

 brown, paler towards apex of hind wing. 



Underside as (^ , but ground-colour darker and spots more 

 prominent. 



Expanse, ^ ? ? I.5 inch. 



Hah. Mauritius. 



Types, c? ? , coll. Manders. Co-types in B.M. 



Also in coll. Druce, presented by Lieut. -Col. Manders. 



The species is without tails. 



Lieut.-Col. Manders writes that it flies all the year round, 

 except in the coldest weather, there being a succession of 

 broods. He did not find it in the Island of Keunion. 



XXXVo — On an E.r.tinct undescrihed Fruit- Bat of the Genus 

 Pteropus/ro?;i the Mnscarenes. By Geo. E. Mason. 



A CURSORY survey of the small island known as La Ronde, 

 laying about 15 miles north-east of Mauritius, was made a 

 year ago by a South African syndicate interested in the 

 guano trade, and on the face of a deep-wooded gorge situated 

 in the central part of the island numerous fissures were 

 met with containing a superficial deposit of red earth, from 



