On Banhcoots allied to Perameles bou<^.iiiivillt:i. 1 Hi 



two posterior bristles ; {vntcro-ventral surface of liiiid feimir 

 with an almost e()in|)lete series of bristles ; hind tibia usually 

 with two autero-dorsul and two antero-veutral bristles. 



Length H mm. 



Type, Maiigalorc, Tasmania, 19. iv. VJ\'.\ [A. U'Uitc) ; 

 paratypc, East Australia (7'. P. Lucas). 



Htlina achata, sp. n. 



Female. — General eolour as in the preceding species, but 

 the wings more yellowish at base. 



Eyes subnude ; frons normal ; loj\gest hairs on arista at 

 least as long as width of third antennal segment. Thorax 

 with three pairs of postsutiiral dorso-eentrals, a short but 

 distinct prealar, aud uo presutural acrostichals. Fore tibia 

 without a median posterior bristle ; mid-tibia with two 

 posterior bristles; hind femur with two preaj)ical antero- 

 ventral bristles ; hind tibia with two antcro-dorsal and one 

 antero-ventral bristle. 



Length 7 mm. 



Type, Mangalore, Tasmania^ 16. iii. 1913 {A. White'). 



Helina aneiventris, sp. n. 



Male and female. — Black, shining, with dense yellowish- 

 grey pruineseeuce. The thorax is quadrivittate and slightly 

 metallic-coloured, either cupreous or violaceous, and the 

 abdomen is checkered, the eolour varying from greenish to 

 cupreous or violaceous. 



(Jeneral habitus as in antarctica, Bigot, but the eyes are 

 as widely separated as in inicans, from which it dillers in 

 chietotaxy as stated in the key. The frons of the female is 

 normal in width. 



Length 9-10 mm. 



Tyjie, male, Mangalore, Tasmania, 15. ii. 1913; allotype, 

 topotypical, 1908 ; one male paratype, topotypical, 1. xii. 

 1912 ; one female paratype, topotypical, 21. xi. I91^i 

 {A. White). 



XIIL — On Bandicoots allied to Perameles bougainvillei. 

 By Oldfield Thomas. 



(Published by permission of the Trosteea of the Jiritish Museum.) 



In the * Catalogue of Marsupials' *, in the absence of Shark's 



l*ay specimens representing; true Perameles boutjainvillei, 



and muic or lcs.s following GouUl's ilctermination.s, I assigned 



* P. 246 (1888). 



