242 rrj'.ROPi'f; akvexsis. 



P Pteropus funugiiUis, Boseiiberf/, liein. Zuu/uostcreil. p. ol ( 18(37 : 



Wonumbay) ; id., Malay. Arch. p. 3(30 (1878 : Woiiumbay). 

 rteropus hypomelas {nee Pt. hypomelanus, Tvmm.),Graij,Cat. Monk. 



i^-c. p. 110 (1870: Aml8.). 

 Pteropus melanopogon vav. /3 (pt.), Dobsoii, Cat. CJiir. B. M. pp. 4o, 



47 (1878 : Aru Is.). 

 Pteropus nielauopogon (pt ), Troiiessart, Rev. 8,- Mag. Zool. (3") vi. 



p. '20o (1879 : Aru Is.) ; Willink, Nat. Tijd. Nederl. Ind. Ixv. 



p. 272 (1905 : Aru Is.).' 



Diagnosis. — Similar to Pt. melanopogon, but furred area of back 

 not Tinxisually narrow, colour different. Back and rump glossy 

 silvery whitish, contrasting Avith chestnut collar. Forearm about 

 190-191 mm. Hah. Avu Is. 



Skvll and teeth. — Apparently not differing in any noteworthy 

 character from those of Pt. melanoporion. The three skulls examined 

 (Leydeu Museum, n, h, c) are slightly immature. 



Pur. — Closely adpressed on back, but longer thau in Pt. melano- 

 ■poqon. Approximate length, back 12-13, mantle and belly 16- 

 17 mm. I,east width of furred area of back 45-47 mm. Distri- 

 bution of fur on limbs as in Pt. melanopogon. 



Colour (type). — Back and rump glossy silvery greyish-white, 

 everywhere thinly sprinkled with blackish hairs [-'back of a silky or 

 silvery shining wbite, very beautiful in the freshly killed animals," 

 AVallaco MS. quoted by Gray, I. s. c.\ — Flanks and belly golden bufFy 

 slightly washed with pale cinnamon, gradually darkening to cinna- 

 mon-rufous on lateral parts of front of breast, and clouded with 

 blackish chestnut on centre of breast. Breast, belly, and flanks 

 everywhere sprinkled with glossy pale golden buffy and a few 

 blackish hairs.- — Mantle blackish maroon-chestnut, lightening to 

 chestnut posteriorly in shoulder region and anteriorly on occiput, 

 and gradually darkening to blackish seal-brown on sides of neck 

 and foreneck. Base of fur of collar everywhere much lighter than 

 exposed tips of hairs. — Crown and sides of head dark brownish, 

 heavily sprinkled with shiny pale buify hairs. Chiu blackish seal- 

 brown like foreneck. 



Individual variation chiefly confined fco a darker or somewhat 

 paler tinge of the chestnut-coloured pDrtions of the pelage. Back 

 and rump silvery whitish in all specimens examined. 

 Measurements. On pp. 244, 245. 



Specimens examined. Six, in the collections of the Berlin (two), 

 Leyden (three), and British Museums, including the type of the 

 species. 



Range. Aru Islands (Wokam). 

 Type in the Berlin Museum. 



Pteropus argentatus, Gray; 1858. — Pteropus argentatus, Gray, 

 1844, is a species allied to Pt. dohsoni and Pt. caviceps (sec 

 antea. p. 197). Pt. argentatus, Gray, 1858 (I. s. c), is the species here 

 under consideration, as jjroved by his description and the specimen 

 he had before him and which is in the collection. There can be no 

 doubt that Gi'ny, in 1858, correctly considered this bat an undescribed 



