MAMMALS OF LIBERIA 621 
Bell, W. D. M. 
1923. The wanderings of an elephant hunter. Small 4to, London and New York, ix + 188 pp.., 
illus. (Chap. 9, ‘Hunting in Liberia,” p. 105-127, recounts meeting supposed dwarf 
species of elephant.) 
Chapman, H. C. 
1893. Notes on Choeropsis liberiensis (Morton). Proc. Acad. Nat. Sci. Philadelphia, 1893, 
p. 185-187, pl. 4. 
Hinton, M. A. C. 
1920. Notes on the duikers hitherto referred to Cephalophus maxwelli. Ann. Mag. Nat. Hist., 
ser. 9, vol. 6, p. 529-533. . 
Hornaday, W. T. 
1912. Our pygmy hippopotami. Bull. New York Zool. Soc., vol. 16, p. 877-879, 3 figs. 
Jentink, F. A. 
1881. Description of a new African bat, Leiponyx biittikoferi. Notes Leyden Mus., vol. 3, 
p. 59-62. 
188la. On a new squirrel, Sciurus salae. Notes Leyden Mus., vol. 3, p. 63-65. 
1882. A monograph of the African squirrels, with an enumeration of the specimens in the 
Leyden Museum. Notes Leyden Mus., vol. 4, p. 1-53. 
1882a. Revision of the Manidae in Leyden Museum. Notes Leyden Mus., vol. 4, p. 193-209. 
1885. On two re-discovered antelopes. Notes Leyden Mus., vol. 7, p. 269-273, pls. 9, 10. 
1886. On two new species of Cercopithecus. Notes Leyden Mus., vol. 8, p. 55-57. 
1886a. On a new species of Hyrax (Hyrax stampflii) from Liberia. Notes Leyden Mus., vol. 8, 
p. 209-212. 
1888. Zoological researches in Liberia. A list of mammals, collected by J. Biittikofer, C. F. 
Sala and F. X. Stampfli, with biological observations. Notes Leyden Mus., vol. 10, 
p. 1-58, pl. 1-4. 
Johnston, H. H. 
1905. Notes on the mammals and birds of Liberia. Proc. Zool. Soc. London, vol. 1, p. 197-210. 
1906. Liberia. With an appendix on the flora of Liberia by Dr. Otto Stapf, F. L. 8. 8vo, New 
York, 2 vols., illus. See vol. 2, chap. 23, on mammals. 
Leidy, Joseph. 
1852. On the osteology of the head of Hippopotamus, and a description of the osteological 
characters of a new genus of Hippopotamidae. Journ. Acad. Nat. Sci. Philadelphia, 
ser. 2, vol. 2, p. 207—224, pl. 21. 
Lydekker, R. 
1907. The ears as a race-character in the African elephant. Proc. Zool. Soc. London, 1907, 
p. 380-403, fig. 105-121. 
Moller, G.S.,. Jr. 
1900. A collection of small mammals from Mount Coffee, Liberia. Proc. Washington Acad. 
Sci., vol. 2, p. 631-649, fig. 39-43. 
Milne-Edwards, A. 
1868-74. Observations sur l’hippopotame de Liberia. Recherches pour servir 4 |’Hist. Nat. 
des Mammiféres, 4to, Paris, p. 43-66. 
Morton, 8. G. 
1844. Ona supposed new species of hippopotamus. Proc. Acad. Nat. Sci. Philadelphia, vol. 2, 
p. 14-17, 2 figs. 
1849. Additional observations on a new living species of hippopotamus. Journ. Acad. Nat. 
Sci. Philadelphia, ser. 2, vol. 1, p. 231-239, pl. 32-34. 
Pocock, R. I. 
1907. Notes upon some African species of the genus Felis, based upon specimens recently 
exhibited in the Society’s Gardens. Proc. Zool. Soc. London, 1907, p. 656-677, pl. 38. 
1907a. Report upon a small collection of Mammalia brought from Liberia by Mr. Leonard 
Leighton. Proc. Zool. Soc. London, 1907, p. 1037-1046, pl. 54. 
1913. The new Pygmy Hippopotamus. The Field, London, vol. 121, p. 336. 
1913a. The Pygmy Hippopotamus. The Field, London, vol. 121, p. 336. 
Schlegel, H. 
1881. On the zoological researches in West Africa directed by H. Schlegel. Notes Leyden 
Mus., vol. 3, p. 53-58. 
