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Show 420 DR. 0, I. FORSYTH MAJOR ON DENTAL [Mar. 15, female skull and their length is 2-5 millim. Basal length of the skull = 48 millim. The two posterior deciduous cheek-teeth appear to have just cut the gum ; the anterior of the two (dm 2) is slightly in advance of the posterior. Text-fig. 80. Text-fig. 81. Text-rig. 80.-Antidorcas euchore, $, right maxillary. Double nat. size. Text-fig. 81.-Antidorcas euchore (<J ?), right maxillary. Double nat. size. Deciduous upper canines have not been often recorded in Antelopes; I can find only five writers who make mention of them. In this Society's 'Proceedings' for 1878, Sir V. Brooke gave, side by side, in tabular form the characters which distinguish the Cervidae from the Bovidae. Under No. 6 he states:- " Cervidce. Bovidce. Upper canines present in both Canines absent in both sexes. sexes. Exceptions .... Exception, Nanotragus pygmceus [ = Neotragus pygmceus~] has sometimes the upper milk-canine." * The writer was not aware that in 1836 Riippell had already * Proc. Zool. Soc. London, 1878, p. 884. |