new Forms of Pteropus. 369 



Pt. v. natuncB (Natuna Islands and Borneo ; see below) is 

 characterized by its small size : forearm 182 - 5— 196 mm. ; 

 Pt. v. malaccensis is considerably larger : forearm 200- 

 209 mm. ; Pt. v. vampyrus (Java) the largest : forearm 208- 

 220 mm., and, together with Pt. v. pluton (Bali and Lombok), 

 the largest bat known. 



Pteropus vampyrus natunce, subsp. n. 



Similar to Pt. vampyrus malaccensis, but smaller. Skull, 

 total length about 73-78 mm.; forearm 182*5-196 mm. 



Type. $ ad. skin and skull, Pulo Panjang, North Natuna 

 Islands, Sept. 1894; collected by E. Hose; presented by 

 the Tring Museum ; B.M. 95. 11. 8. 1. 



Specimens examined. Twelve, in the collections of the 

 Leyden, U.S. National*, and British Museums. 



Range. North Natuna Islands (Bunguran ; Pulo Panjang) ; 

 N. Borneo (Sarawak). 



Remarks. — See Pt. vampyrus malaccensis (above). 



Pteropus morio, sp. n. 



Allied to Pt. alecto, but much smaller and with much 

 longer fur. Hair of back 16-17 mm., against 7-11 in 

 Pt. alecto. Back seal-brown, slightly lightened by dark 

 Vandyck-brown tips to most of the hairs and sprinkled with 

 a few whitish hairs ; rump conspicuously washed with pale 

 Vandyck-brown, owing to brownish tips to hairs being longer 

 and paler than on back ; underparts essentially as in Pt. 

 alecto ; mantle deep chocolate with blackish bases to the 

 hairs; sides of neck, foreneck, and head as in Pt. alecto. 

 Forearm about 141 mm. (160-175 in Pt. alecto). 



Type. $ ad. skin and skull, Waingapo, Sumba, Oct. 1896 ; 

 collected by A. Everett ; B.M. 98. 11. 3. 15. 



Specimens examined. Four, in the collection of the British 

 Museum. 



Range. Sumba and Savu, Lesser Sunda Islands. 



Pteropus pilosus, sp. n. 



Allied to Pt. pselaphon (Bonin and Volcano Islands), but 

 i 2 and p x larger, fur much shorter, forearm and tibia less 

 thickly clothed, feet naked, colour much paler, external 

 dimensions larger. i 2 more than three times (in Pt. psdaphon 

 about twice and a half) the bulk of i x ; p x about twice the 

 size of (in Pt. pselaphon subequal to) m 3 . Approximate length 



* U.S. N. M. 104723-26 ; Bunguran. 



