[158] Natural Science, vi. 1895, p. 161.
[159] Garrod, Proc. Zool. Soc. 1873, p. 92; ibid. 1877, p. 707. Beddard and Treves, Trans. Zool. Soc. xii. 1887, p. 183.
[160] Proc. Zool. Soc. 1876, p. 443.
[161] Proc. Zool. Soc. 1894, p. 329. See also Mr. Selous' paper in Proc. Zool. Soc. 1881, p. 275.
[162] P. L. Sclater, Proc. Zool. Soc. 1893, p. 514.
[163] Quite recently, however, a species, A. incisivum, preserved at Darmstadt, has been found by Professor Osborn to possess a slight rugosity upon the frontal bones, which probably indicates the presence of a rudimentary horn, and the same author is apparently inclined to place in Aceratherium the horned Teleoceras (see p. [261]).
[164] Osborn, Bull. Amer. Mus. Nat. Hist. x. 1898, p. 51.
[165] See Osborn, Mem. American Mus. Nat. Hist. vol. i. pt. iii. 1898.
[166] Scott, in Gegenbaur's Festschrift, ii. 1896, p. 351.
[167] Remains of the genus have been met with in the Balkans.