58 THE SELOUS COLLECTIOltf. 



African Jieisa and straighter ; fine liorns measure fruni 43 to 47^ 

 inches in length. 



■ Tlie Lest horns in the Collection^ (No. 19. 7. 15. 34S j measure as 

 follows : — length on front 42j ; circumference 7 ; spread from tip 

 to tip 19^. Of the males No. 19. 7. 15. 349 has the longest horns ; 

 measurements : — length on front 37 ; circumference 8 ; spread 

 from tij) to tip 18^. 



Typical locality, some part of the desert areas of south-western 

 Africa, between Bechuanaland and Mossamedes ; the species is 

 found as far north as Elephant Bay, Benguella, Angola. 



It was not until May 11th, 1879, that Selous secured his first 

 Gemsbuck, an immature cow shot near the Botletlie Kiver. A 

 few days later (May 15) he killed an adult female, which carried 

 42-inch horns, at the same locality. 



320 —19.7.15.345. April, 1888. North of Makari-kari Saltpan, 

 Nata River, North Kalahari. 

 321-323 —19. 7. 15. 346-348 (females). April, 1888. North of Makari- 

 kari Saltpan, Nata Eiver, North Kalahari. 



324 —19.7.15.349. 21 June, 1884. Near Metsi butluku, North 



Kalahari, Khama's Country. 



325 —19. 7. 15. 350 (female). 23 June, 1884. Near Metsi butluku. 



North Kalahari, Khama's Country. 



326 —19.7.15.351 (female). 22 September, 1884. Near Metsi 



butluku, North Kalahari, Khama's Country. 



327 —19.7.15.352 (female). 11 May, 1879. Botletlie Eiver, 



Khama's Country. 



328 —19.7.15.353 (female). 15 May, 1879. Botletlie Eiver, 



Khama's Country. 



329 —19. 7. 15. 354. 16 September, 1884. Socle Gara Vley, North 



Kalahari. 

 330-331 —19.7.15.355-356. Horns. Bechuanaland. 



IBEAN BEISA. 



OkYX BEISA A>f>"ECTENS. 



Oryx annectens, Hollister, Smithson. Misc. Collect, vol. Ivi. no. 2, p. 7, 



1910. 

 Oryx heisa annectans, Ward, Eecords of Big Game, ed. 6, p. 293, 1910. 



Size smaller than in the South African Gremsbuck, with smaller 

 and less widely spread horns ; good horns measure from 34 to 

 39 inches in length. Face markings much as in 0. gazella, but 



