186 INDEX GENERUM MAMMALIUM. 
x 
Cheerotherium—Continued. 
Type: Cherotherium sivalense Cautley & Falconer, from the Pliocene of the 
Siwalik Hills, India. (The species is not described. ) 
Extinct. 
Cherotherium: yoipos, hog; 0jpzov, wild beast. 
Choerotherium Larrer, 1851.* . Ungulata, Artiodactyla, Suidee. 
Notice sur la Colline de Sansan, 32-33, 1851. 
Species, 3: Choerotherium dupuii Lartet, from Jegun, Département du Gers; C. 
nouleti Lartet, from Rourepos, Département de Haute-Garonne; and C. san- 
saniense Lartet, from Sansan, Département du Gers, France. 
See Choerotherium Cautley & Falconer, 1835. 
Extinct. 
Choerotherium: yotpos, hog; §ypiov, wild beast—from the lower molars, qui 
‘sont assez bien dans le plan de celles du cochon." 
Choichephilum Amercuino, 1899. Ungulata, Hyracoidea, Archeeohyracide. 
Sinop. Geol.-Paleont. in Segundo Censo Nac. Repub. Argentina, Supl., July, 1899 
(sep. p. 5). 
Type: Choichephilum diastematum Ameghino, from the Patagonian formation in 
the interior, near Deseado, Patagonia. 
Extinct. 
Choichephilum: In honor of Choiquefilu, an Araucanian Indian chief of Patagonia. 
Choiiodon Fiuuor, 1888. Ungulata, Artiodactyla, Tragulidee? 
Bull. Soc. Philomathique, Paris, 7e sér., XII, No. 1, for 1887-88, 17-18, 1888. 
Type: Choilodon elegans Filhol, from the Phosphorites of Quercy, France. 
Extinct. Based on ‘une portion du maxillaire inférieur.’ 
Choilodon: KotAos, hollow; 65@v—6d6o0vs, tooth—in allusion to ‘une cavité en 
forme de cornet’ in the fourth lower premolar. 
Choiropithecus (subgenus of Cynocephalus) RetcHENBACH,t 1862. 
Primates, Cercopithecidze. 
Vollstáànd. Naturgesch. Affen, 151—152, 1862. 
Type: Simia porcarius Boddaert, from Africa. 
Choiropithecus: yozpos, hog; zü5«os, ape. - 
Choiropotamus Gray, 1848. Ungulata, Artiodactyla, Suidee. 
— [Koiropotamus Gray, List. Spec. Brit. Mus., p. xxvii, 1843—nomen nudum. } 
List Spec. Mamm. Brit. Mus., 185, 1843; Ann. & Mag. Nat. Hist., 2d cer., X, 
281, Oct., 1852. 
Type: Sus africanus Gmelin (=S. koiropotamus Désmoulins, 1831), from $8. Africa. 
Name preoccupied by Cheropotamus Cuvier, 1822, a genus of extinct Ungulates 
from France. Replaced by Potamocherus Gray, 1854. 
Choiropotamus: xozpos, hog; morayos, river—tfrom its habitat. 
Choloepus IruiGEn, 1811. Edentata, Bradypodidze. 
Prodromus Syst. Mamm. et Avium, 108-109, 1811. 
Cholepus F. Cuvrgn, Dict. Sci. Nat., LIX, 498, 1829. 
Choelopus Tscuupt, Archiv Naturgesch., X, pt. 1, 253, 1844. 
Cholopus AGAsstz, Index Univers., 83, 1846; 2d ed., 239, 1848; ScraATER, Proc. 
Zool. Soc. London, 1872, 861, pl. Lxx11; Cours, Cent. Dict., I, 976, 1 fig., 1889. 
Cholepus Gray, Cat. Bones Mamm. Brit. Mus., 289-290, 1862. 
Cholaepus 'THowaAs, Novitates Zool., X, No. 1, p. 42, 1903. 

* The genus is quoted by Lartet as «C. M. 1838.  Blainv. Ostéog. Fasc. 22, 1847.” 
Ii the first reference is Comptes Rendus 1838, the name is not found in this citation. 
T Blainville; Ostéog., I, Primates, 30, 31, 1839, merely refers to Choiropithecus as 
used by classical writers, without adopting the name. 
