1034 MONOGRAPHS OF NORTH AMERICAN RODENTIA. 
1746.—Bertin, E. J. Surlastructure de ’estomac du cheval et sur les causes qui empéchent cet animal 
de vomir. <Mém. Acad. Sci. Paris, 1746, pp. 23-54, 5 pll. 
1796.—Freeman, S. Observations on the mechanism of the horse’s foot. 4°. 107 pp.,16pll. London, 
1798. ‘ 
1804.—Cuvier, G. Description ostéologique du tapir. < Ann. Mus. Hist. Nat. Paris, iii, 1804, pp. 122- 
130, 132-143. 
Cuvier, G. Sur quelques dents et os trouvés en France, qui paraissent avoir appartenn a des 
animaux du genre du tapir. < Ann. Mus. Hist. Nat. Paris, iii, 1804, pp. 182-143; v, 52-55. 
1807.—Clarke, B. Description of a longitudinal section of the head of the horse. With 2 large coloured 
plates, drawn by Kirtland (natural size). 4°. London, 1807. 
1818.—Bojanus, L. Ueber die Darmblase des Pferdefectus. < Isis, 1818, pp. 1633-1636. Mit Abbildgn. 
1822.—Huzard (fils), —. Description @une valvule spirale 4 Vouverture cardiaque de Vestomac du 
cheval. < Mém. du Muséun, viii, 1822, pp. 111-114, 1 pl. 
1825.—Bojanus, L. Adversaria ad dentitionem equini generis et ovis domesticse spectantes. < Nova 
Acta Acad. Leop. Carol. Nat. Cur. xii, part 2, 1825, pp. 695-708, 2 pll. 
1827.—Breschet, G. Ueber die Gesichtsnerven des Pferdes. < Heusinger’s Zeitschr. f. organ. Phys. i, 
1927, pp. 462-464, 2 pll. 
Geoffroy St.-Hilaire, EB. Sur un fetus de cheval polydactyle ayant ses doigts séparés par une 
membrane. < Ann. Sci. Nat. xi, 1827, p. 224; Heusinger’s Zeitschrift, i, 1827, pp. 418, 419. 
1829.—Yarrell, W. Observations on the tapir of America. < Zool Journ. iv, 1829, pp. 210-213. 
1830. -Graves, R. J. An account of a peculiarity, not hitherto described, in the ankle or hock-joint of 
the horse; with remarks on the structure of the vertebra in the species of whale entitled 
Delphinus diodon. < Trans. Roy. Irish Acad. xvi, 1830, pp. 85-93; (Abstr.) Edinb. New Philos. 
Journ. x, 1831, pp. 59-64; Edinb. Journ. Sci. n. s. iv, 1831, pp. 47-52; Fror. Not. xxx, 1831, no. 
649, pp. 164-168. 
Anon. The mule [from Mason’s Farrier]. < Doughty’s Cab. Nat. Hist. i, 1830, pp. 248-251. 
1830-31.—Porter, Sir R.K. [On the tapir (Tapirus americanus, Gmel.).] < Proce. Zool. Soc. London, 
1830-31, p. 94. 
19841.—Smith, C. H. Colonial edition. The natural history of horses, the Equide or genus Equus of 
authors. ... Dlustrated by thirty-five coloured plates, with portrait and memoir of Gesner. 
W.H. Lizars, Edinburgh; Armour & Ramsey, Montreal; Ramsey, Armour & Co., Kingston ; 
and Ramsey & M’Kendrick; Hamilton. 16°. 352 pp., 35 pl. 
1842.—Selys-Deslongchamps, E. Remarques anatomiques sur le tapir d’Amérique. <Mém. Soc. 
Linn, Normandie, vii, 1842, pp. 19-35. 
1846.—Carpenter, —. Fossil tapir. < Am. Journ. Sci. and Arts (2), i, 1846, pp. 247-250. 
Prout, H. A. Gigantic paleotherium. < Am. Journ. Sci. and Arts (2), ii, 1846, pp. 288, 289, 
with fig. 
1847.—Clarendon, T. The foot of the horse, its structure and functions. With the means of preserv- 
ing its healthy action and remedying its disease. by a new method of shoeing. 12°. 106 pp. 
Dublin, 1847. London, Longmans. 
Leidy, J. On the fossil horse of America. < Proc. Acad. Nat. Sci. Phila. iii, 1847, pp. 262-266, 
pl. 2. 
Leidy, J. [Additional observations on the fossil horse of America.] < Proce. Acad. Nat. Sci. 
Phila. iii, 1847, p. 328. 
Prout, H. A. Description of a fossil maxillary bone of a paleotherium, from near White River. 
<Am. Journ. Sci. and Arts (2), iii, 1847, art. xxvii, pp. 248-250, with 2 figg. ; 
1849.—Brandt, J. F. De rhinocerotis antiquitatis, seu tichorhini, seu pallasii, structura externa et 
osteologica observationes, e reliquiis qui ,in Museis Petropolitanis servantur erute. < Mém. 
Acad. Sci. St. Pétersb. vii, pt. ii, 1849, pp. 161-416. : ; 
Leidy, J. [Tapirus americanus fossilis.] < Proc. Acad. Nat. Sci. Phila. iv, 1849, pp. 180-182. 
Pomel, A. Description d’un os maxillaire fossile de paleotherium, par Hiram Prout. < Archives 
Sci. Phys. et Nat. x, 1849, pp. 73-75. 
[Menodus proposed as a new genus for the species.] 
