94 BULLETIN 99, UNITED STATES NATIONAL MUSEUM. 



SCOTtECUS HE«>EI Thomas. 



1901. Scotcecus hindei Thomas, Ann. and Mag. Nat. Hist., ser. 7, vol. 7, p. 264. 

 (Kitui, British East Africa; type in British Museum.) 



Specimens. — Seven, from localities as follows: 



British East Africa: Archer's Post, 4, including 1 in alcohol 

 (Heller) ; Lakiundu River, 2, including 1 in alcohol (Heller) ; Northern 

 Guaso Nyiro, 1 odd skull (Heller). 



Out of five skulls of tliis species in the collection four have the 

 small spike-like upper premolar as described by Wroughton ' and 

 by G. M. Allen.- The normal dentition of the species would seem 

 to include two upper premolars. In the skull in the United States 

 National Museum collection which lacks the small premolar, the tiny 

 alveolus can be seen on one side vnih a strong glass. 



SCOTCECUS ALBIGULA Thomas. 



1901. Scotrecus albigula Thomas, Ann. and Mag. Nat. Hist., sor. 8, vol. 4, p. 544. 

 (Kirui, Mt. Elgon, British East Africa; type in British Museum.) 



Specimens. — Two in alcohol, as follows: 

 Uganda: Bariba (Heller). 



The skull of one of these specimens has been removed and exhibits 

 the small upper premolars as described by Thomas in the type. 



Genus SCOTOPHILUS Leach. 



1821. Scotophilus Leach, Trans. Linn. Soc. London, vol. 13, p. 69. {S. kuhlii.) 

 1831. Pachyotus Gray, Zool. Misc., p. 38. {S. kuhlii.) 



The widely ranging bat Scotopliilus nigrita (Schreber) is repre- 

 sented in the collection by the common subspecies of British East 

 Africa, 



SCOTOPHILUS NIGRITA COLIAS Thomas. 



1904. Scotophilus nigrita colias Thomas, Ann. and Mag. Nat. Hist., ser. 7, vol. 



13, p. 207. March. (Fort Hall, British East Africa; type in British 



Museum.) 

 1910. Scotophilus nigrita colias Roosevelt, African Game Trails, Amer. ed. 



p. 474; London ed., p. 486. 

 1910. Scotophilus migrita colias Roosevelt, African Game Trails, Amer. ed., 



p. 480; London ed., p. 491. 



Specimens. — Thirteen, from the follov^ang locahties: 

 British East Africa: Archer's Post, 1 (Heller); Lakiundu River, 

 1 (Heller); Merelle River, Marsabit Road, 2, including 1 in alcohol 

 (Heller); Nairobi, 9, including 7 in alcohol (Mearns, Heller, Loring). 



Common at Nairobi; flying among the tree tops in the evening. Has the same 

 flight as our big brown bat — Vespertiliofuscus. (Roosevelt, Afi'. Game Trails, p. 480.) 



> Mem. Proc. Manchester Lit. PhUos. Soc, pt. 2, No. 5, p. 4 1907. 

 » Bull. Miis. Comp. Zool., vol. 54, No. 9, p. 330. 1911. 



