548 Mr. K. Andersen on new Pefalla. 



Petalia thehaica adana, subsp. n. 



As P. th. tliehaica (E^^ypt), but teeth larger, colour of fur 

 paler, c-m^ (crowns) in nine skulls (type and topotypes) 

 6*8-7"l mm., as against 6'5-6"8 in four skulls from Egypt ; 

 forearm (type and twenty topotypes) 42 5-46'5 (nine th. the- 

 haica, 41-45). Colour of fur of upperside pale drab, in 

 th. thehaica drab-slate. 



Type, ? ad. (skin), Myba, nr. Aden, 17 Aug., 1899, 

 collected by Mr. W. Dodson, B.M. 99. 11. 6. 18. 



Petalia damarensis h'ockmam', subsp. n. 



Probably tlie north-eastern representative of P. d. dama- 

 rensis, from which it is distinguishable only by the larger 

 average size of the skull. Total length of skull (fourteen 

 specimens) 21-21'5 mm. (20-21*2 in f^\x d.damarensis), total 

 length of lower jaw ]3-7-14'2 (12-7-13-7), maxillary tooth- 

 row (crowns) 7*2-7-7 (7-7*5). Forearm 47-51, ear from 

 base of inner margin 29-31"5 mm. 



Tyjie, ? ad. (skin), Upper Slieikh, British Somaliland, 

 4300', 11 Jan., 1910, collected and presented by Dr. K. E. 

 Drake-Brockman, 15. M. 10. 3. 27. 4. The range of this form 

 is known to extend to Erythrea. P. d. damarensis occurs in 

 Damaraland and Namaqualand, through the Lake Ngami 

 region, eastward to Tette. 



JS'ofe. — P. d. hruckmani should not be confused with the 

 smaller, shorter-eared P. revoiU, which belongs to the same 

 section of the genus and occurs in the same region (forearm 

 41-45, ear 26-2G*5, maxillary tooth-row 6'5-6'8 mm.). 



Petalia damarensis media, subsp. n. 



Probably the Abyssinian representative of the foregoing 

 form, from which it differs by its conspicuously smaller size : 

 total length of skull of type 20'6 mm., of lower jaw 13, 

 maxillai-y tooth-row 6'8, forearm 45*5, ear from base of inner 

 margin 29. 



2\/pe, ad. (skin), Harar, Abyssinia, 19 Jan., 1912, collected 

 by Hr. G. Kristensen, presented by the Hon. N. C. Hothschild, 

 B.M. 12. 2. 28. 1. 



Pttalia gamhiensis, sp. n. 



Tragus of the P. thehaica type, but species differing from 

 any other form of the thehaica section by its remarkably 

 small size. Forearm (type and topotype) 39-40*8 mm., 



