On <i new Hat Jnnn British East Africa. 26."} 



Laf. 24° 21' N., long. 57° 5' E., 170 fathoms. 

 L:it. 24° 4 it' N., long. ,')<)° ."iC E., 225 fatlioins. 

 Lat. 25° 22' N., long. 57° 29' E., 107 fathoms. 

 Lat. 25° '6V N., long. 5;° 14' E., 198 fathoms. 



8. Oynoylussus Carpenteri^ A I cock. 



Several specimens. 



Lat. 24° 21' N., lung. 57° 5' E., 170 fathoms. 

 Lat. 24° 49' N., long. 56° 56' E., 225 fathoms. 

 Lat. 25° 24' N., long. 57° 27' E., 2:^0-243 fathoms. 



KXI'LANATIUN UF I'LATE VI. 



Ptira$colopsis Toiouendi, natural size. 



XXX 1 11. — ,1 new Scotophiline Bat from British East Africa, 

 with the Description of a new Genus of the Group. Qy 

 Oldfield Thomas. 



Among some small mammals sent to the British Museum by 

 Mr. S. L. Hinde occurs the skin, with skull, of a iScotopiiiline 

 bat which does not appear to have been described, and which 

 1 propose to name in honour of its collector, wlio has con- 

 tributed large numbeis of specimens at various times to the 

 National Museum. 



It is allied only to Scotophilus albofuscus, Thos.*, and 

 S. hirundoy de Wint.f, and with them forms a special group, 

 which, on a reconsideration of the question, and fortified by 

 the published opinion of Mr. de Winton, 1 propose to regard 

 as a genus. 



This may be called 



Scotaecus, gen. nov. 



Like Scotophilus, hut with the following special characters: — 

 The two lower premolars are subequal, nistead of the first 

 being far smaller than the second ; the upper canines are 

 flattened and grooved anteriorly ; the last upper molars have 

 much larger posterior lobes, so tiiat they are triangular instead 

 of equally narrow externally and internally ; the talon of the 

 last lower molar is bi- or tricuspidate and practically as large 

 in cross-section as the main part of the tooth ; tlie brain- 



« Ann. Mus. Genov. (2) be. p. 84 (1890). 



t Ann. & Mag. Nat. Hist. (7) iv. p. 356 (1899). 



