34 Mamm. 
MAMMALIA. 
338. [Sclater, P. L.] Note on Two Species of Monkeys ( Macacus tcheli- 
ensis and Brachyurus calvus ) added to the Zoological Society’s 
Gardens. T. c. p. 417. 
339. . On Two Species of Antelopes from Somali-Land. T. c. 
pp. 504 & 505, pi. li. 
Description of a new species of Gazella , and remarks on a species of 
Neotragus. 
340. Scott, W. B. On some New Forms of the Dinocerata. Am. J. 
Sci. xxxi, pp. 303-307. 
Contains the description of a new genus of Amblypoda , intermediate 
between Coryphodon and the Dinocerata , though more allied to the latter 
( Elachoceras) ; also a description of a new species of Uintatherium. 
341. . Some Points in the Evolution of Horses. Science, vii, p. 12. 
Describes the gradual formation of the pitted incisors in the line of 
equine forms, especially in Hyracotherium and Anchitherium. 
342. Selenka, E. Studien fiber Entwickelungsgeschichte. 4 tea Heft, 
Erste Hiilfte. Das Opossum ( Didelphys virginiand). Wiesbaden : 
1886, 4to, pp. 101-132, mit 9 taf. 
The yolk-sac is very large and vascular ; an allantois with blood- 
vessels is present, but never meets the chorion so as to form a placenta ; 
the embryo is free in the uterus very late, and it is some time before the 
amnion closes at the top. 
343. Seton, E. T. The Ruminants of the North-West (3) iii, pp. 113-117. 
Contains a description of a new variety of Buffalo, the Wood Buffalo. 
344. Siiufeldt, R. W. Another Carnivorous Rodent. Science, viii, p. 102. 
On the carnivorous propensities of Cynomys ludovicianus ) the 
Prairie Dog. 
345. Sigel, W. L. Die junge Giraffe des zoologischen Gartens in Ham- 
burg. Zool. Gart. xxvii, pp. 1-7, 1 pi. 
346. . Das Nilpferd des zoologischen Gartens in Hamburg. T. c. 
pp. 106-114, mit 1 Abbild. 
On the hair and teeth of the Hippopotamus. 
347. Smets, G. Notes sur la tete d’un foetus de Balo&noptera sibbaldii 
(Gray). Ann. Soc. Brux. ix. 
An account of the skull as far as it was developed in the young foetus 
of this Whale. 
348. Southwell, T. Notes on the Seal and Whale Fishery, 1885. Zool. 
(3) x, pp. 98-102. 
349. , & Clarke, W. E. On the Occurrence of Sowerby’s Whale (Meso- 
plodon bidens ) on the Yorkshire Coast. Ann. N. H. (5) xvii, pp. 53-59. 
350. Steel, J. H. A Manual of the Diseases of the Elephant, and of 
His Management and Uses. Madras : 1885, 8vo, pp. 1-99, 10 pis. 
A good general account of the Elephant in captivity is given, and of 
its uses and domestication. The second part contains details on its 
anatomy and pathology. 
