ON SOME BATS OF THE GENUS RIIINOLOPIIUS, COL- 

 LECTED BY DR. W. L. ABBOTT IN THE ISLANDS OF 

 NIAS AND ENCIANO. 



By Knud Andersen. 



The authorities of the United States National Museum have intrusted 

 me with the identitication of a series of Horseshoe Bats latel}" collected 

 hy Dr. W. L. A]>bott in Sumatra, Nias, and Engano. The present 

 paper deals with the Rlmutlophl onl3^ The Ilij'jx'x'd'rl will l)c 

 worked out tog-ether with the British ^Nluseuu] material of that genus. 



RHINOLOPHUS CIRCE, new species. 



])!(i</)H>s!s. — Closely related to Jih. .sunnitf<nnis,"- hut smaller. Fore- 

 arm -l:.").2— iJt mm. 



Renud'hs. — Horseshoe, sella, connecting process, lanc^et, and ears as 

 in I\Ji. xiniiotra/inx^ hut forearm, metacarpals, and phalanges shorter. 

 The sul)j()ined table of measurements'' shows the details. 



Skull of the RJi. simiatranns pattern, but on the whole slightly 

 more slenderly l)uilt. Dentition as in the Sumatra representative: p., 

 external to the tooth-row; p., and p^ generally in contact, sometimes 

 slightly separated; p""' in I'ow. 



Ti/pr. — Male adult (in alcohol, originally in formalin). Nias. Col- 

 lected by Dr. W. L. Abbott (no. -toOi). Cat. No. 14i;3-l-;3, U.S.N.M. 



Spcdinen.s craiiuiicd. — Eight ((i male adults, 2 female adults), all 

 from the type locality. Skiills of 4 specimens. 



RHINOLOPHUS CALYPSO K. Andersen. 



The species was based on two examples collected in Engano b}- Dr. 

 E. Modigliani, and preserved in the British Museum.'' The tine series 

 (2 male adults, -t female adults, Nov. 17, 1904,) obtained on the same 



"Knud Andersen, Proo. Zool. Soe. London, 1905, II, pp. 13;?-134 (f)ct. 17, 1905). 



''For explanation of measurements see Ann. Mas. Nat- Hist. (7\ XVI, p. 248, 

 footnote (August, 1905). 



''Knud Andersen, Proc. Zool. Soc. London, 1905, J I, pj). IMl-KSn, ]il. iv, tigs. 19 a, 

 b, c (Oct. 17, 1905). 



Proceedings U. S. National Museum, Vol. XXIX— No. 1440. 



657 



