350 INDEX GENERUM MAMMALIUM. 
Indri—Continued. 
Indrium RAFINESQUE, Analyse de la Nature, 54, 1815. 
Species: [ndri brevicaudatus Geoffroy (— Lemur indri Gmelin, type), and I. longi- 
caudatus Geoffroy ( — Lemur laniger Gmelin), from Madagascar. 
Indri: Malagasy indri, said to mean ‘man of the woods.’ According to Forbes, 
it means ‘lo’ or ‘behold,’ and was probably mistaken by Sonnerat and other 
Europeans for the vernacular name of the animal when the natives exclaimed, 
‘Indry izy!’—‘there he is!’ (Handbook Primates, I, 108, 1894). Indri 
means ‘look,’ but Sonnerat states that it signifies ‘homme des bois.’ (BEepparp, 
Mamm., p. 538, 1902.) 
Indrium RarriNEsQUE, 1815. Primates, Lemuridee. 
Analyse de la Nature, 54, 1815. 
New name for Indri Geoffroy, 1796 (‘Indrium R. Indri Geot ). 
Indrium: Indri, native name of these lemurs. 
Indrodon Corr, 1884. Glires, Proglires, Mixodectide ? 
Proc. Am. Philos. Soc., XXI, 318-320, Jan. 17, 1884; Ossporn, Bull. Am. Mus. 
Nat. Hist. N. Y., XVI, 208, figs 33, 34, June 28, 1902 (ordinal position). 
Type: Jndrodon malaris Cope, from the Eocene of New Mexico. 
Extinct. Based on a skull. 
Indrodon: Indri; 65v = 66o0vs, tooth—trom the fact that the genus was origi- 
nally supposed to be related to the Lemurs. 
Inercytherium (see Quercytherium). Creodonta, Proviverridze. 
Infrapithecus AwEGnrNo, 1901. Primates, Notopithecide. 
Bol. Acad. Nac. Cien. Córdoba, XVI, 357, July, 1901 (sep. p. 11). 
Type: Jnfrapithecus cinctus Ameghino, from the ‘Cretaceous’ of Patagonia. 
Extinct. 
Infrapithecus: Lat. infra, below; -+Pithecus. 
Inia D’Orpiany, 1834. Cete, Platanistide. 
Nouv. Ann. Mus. Hist. Nat., Paris, III, 31-36, pl. 3, 1834. 
Type: Inia boliviensis D'Orbigny, from the branches of the Rio Mamoré or Rio 
Guaporé of the province of Moxos, Bolivia. 
Inia: Native name among the Guarayos Indians of the Rio San Miguel, Bolivia. 
Iniopsis LvpEkKER, 1893. Cete, Platanistidze. 
Proc. Zool. Soc. London, for 1892, 562-564, pls. xxxvir figs. 3, 3a, xxxvilI 
fig. 2, Apr. 1, 1893. 
Type: Iniopsis caucasica Lydekker, from the Eocene of the Caucasus, southern 
Russia. 
Extinct. Based on the back part of a cranium. 
Iniopsis: Inia; 6wis, appearance. 
Innuus (see Inuus). Primates, Cercopithecide. 
Interatherium Moreno, 1882. Ungulata, Typotheria, Interatheride. 
* Patagonia, Resto de un Continente hoy sumergido, July 23, 1882"' (fide 
AMEGHINO, Obs. Gen. sobre Mamíf. Estinguidos llamados Toxodontes, 63-64, 
May, 1887). 
Type: Jnteratherium rodens Moreno, from the barrancas of the upper Rio Santa 
Cruz, southern Patagonia. 
Extinct. Based on the right upper jaw with all the molars, but lacking the 
first premolar. 
Interatherium: Lat. inter, between; 6yptov, wild beast. 
Interhippus AwrcniwNo, 1902. Ungulata, Litopterna, Notohippidze. 
Bol. Acad. Nac. Cien. Córdoba, XVII, 13-14, May, 1902 (sep. pp. 11-12). 
Type: Interhippus deflecus Ameghino, from the upper Astraponotus beds of 
Patagonia. 
Extinet. 
Interhippus: Lat. inter, between; 7z70c, horse. 
