90 Mr. 0. Thomas on some 



Mouse-tailed Bat is obviously larger on the average than its 

 Egyptian ally. Iii the type of R. cyslops the forearm 

 measured 53 inm., head and body 53, and tail 59. 



Rhinopoma muscatellum seianum, subsp. n. 



Like R. muscatellum of Muscat, but slightly larger and 

 with markedly larger molars (see skull-dimensions below). ( 



Dimensions of the type (measured on the spirit-speci- 

 men) : — 



Forearm 52 • 5 mm. 



Head and body — ; tail 64 ; ear 15 ; lower leg and foot 

 (c. n.) 36. 



Skull: greatest length 16'3 ; occipito-nasal length 14-7; 

 zygomatic breadth 9*7; mastoid breadth 8*1; front of 

 canine to back of m' G'l ; combined length of m 1 and hi* on 

 outer edge 3 [2'6 in true muscatellum) ; breadth between 

 outer corners of m 2 7*3 ; transverse diameter of m 3 1*9 (1*5). 



Hah. Seistan. 



Type. Adult female. B.M. no. 6. 1. 2. 2. Collected by 

 the Seistan Boundary Commission under Col. A. H. 

 M°Mahon. Presented by the Indian Museum, Calcutta. 



The Seistan Rhinopoma has quite the peculiar delicately 

 built skull of R. muscatellum, but the teeth are so markedly 

 larger as to indicate subspecitic distinction. 



Crocidura doriana fuscosa, subsp. n. 



A uniformly chocolate-brown form of the doriana-nyansa 

 group. 



Size about as in C. doriana, markedly smaller than 

 C. hedenborgiana, which it resembles in colour. Upper 

 surface dark" Prout's brown," under surface quite similar, 

 not lighter. Face, hands, feet, and tail still darker, blackish 

 brown. 



Teeth closely agreeing in size with those of doriana, rather 

 smaller than those of C. nyanso3, and conspicuously smaller 

 than those of C. hedenborgiana. 



Dimensions of the type (measured in flesh) : — 



Head and body 114 mm.; tail 60; hind foot 19; ear 12. 



Skull : greatest breadth across brain-case 12'7 ; combined 

 length of three upper molars 4'8, of three lower molars 5*5. 



Bab. Kaka, White Nile. 



Type. Adult female. B.M. no. 1. 8. 8. 17. Original num- 

 ber 32. Collected 23rd April, 1901, and presented by 

 R. M C D. Hawker, Esq. 



