490 INDEX GENERUM MAMMALIUM. 
Ouistitis Burnerr, 1828. Primates, Hapalidee. 
Quart. Journ. Sci., Lit. & Art, XXVI, 307, Oct.—Dec., 1828. 
Species: Ouistitis jacchus (=Simia jacchus Linnzeus), and O. argentata (=Simia 
argentata Linnzeus), from Brazil. (See Hapale Iliger, 1811.) 
Quistitis: Ouistiti, native name—from the sound which the animal makes. 
Oulodon Von Haast, 1876. Cete, Physeteridze. 
Trans. & Proc. New Zealand Inst., IX, 4505457, pl. xxvr, 1876. 
Type: Oulodon grayi Von Haast, from the Waitangi beach, on the main island of 
the Chatham Islands, near New Zealand. 
Oulodon: ovÀor, the gum; 66@v=6do0vs, tooth—' gum tooth,’ so-called because 
the small teeth of the upper jaw are entirely unconnected with the bone, and 
without traces of sockets. 
Ourebia* (subg. of Antilope) LAuRILLARD, 1841. Ungulata, Artiodactyla, Bovid:e. 
D'Orbigny's Dict. Univ. Hist. Nat., I, 622-623, 1841 (art ‘Antilope’); SCLATER & 
Tuomas, Book of Antelopes, II, pt. v, 13-32, pl. xxvr, text figs. 25,24, Jan., 
1896 (raised to generic rank—type fixed). : 
Species, 7: Antilope oreotragus Zimmermann, A. saltiana Blainyille, A. tragulus 
Lichtenstein, 4. melanotis Thunberg, A. scoparia Schreber (=A. ourebi Zim- 
mermann, type), A. montana Cretzschmar, and A. Janata Desmoulins, from 
Africa. 
Ourebia: Ourebi, the name given to this antelope by the Dutch and English Cape 
Colonists. (ScuaTer & THomas, l. c., p. 16.) 
Ovibos BraiNviLLE, 1816. Ungulata, Artiodactyla, Bovidee. 
Bull. Soe. Philomathique, Paris, May, 1816, 76. 
Type: Bos moschatus Zimmermann, from the region between Seal and Churchill 
rivers, Hudson Bay, Keewatin, Canada 
Ovibos: Ovis+ Bos. 
Ovis Linnaxus, 1758. Ungulata, Artiodactyla, Bovidze. 
Systema Nature, 10th ed., 70-71, 1758; ibid., 12th ed., 97-98, 1766; OciLBy, 
Proc. Zool. Soc. London, for 1836, No. xtvi, 137, June 27, 1837 (type fixed). 
Species, 3: Ovis aries Linnzeus (type), from Eurasia; O. guineensis Linnzeus, from 
Guinea; and O. strepsiceros Linneeus, from Mt. Ida, Asia Minor. 
Ovis: Lat., sheep. 
Owenia Der Vis, 1888. Marsupialia, Diprotodontid:e. 
Proc. Roy. Soc. Queensland, IV, for 1887, 100, 1888; V, for 1888, ‘‘plate facing 
p. 116," 1889. 
Type: Owenia grata De Vis, from the Pleistocene of Darling Downs, Queensland. 
Extinct. 
Name preoccupied by Owenia Presch, 1847, a genus of Mollusca. Replaced by 
Euowenia De Vis, 1891. 
Owenia: In honor of Sir Richard Owen, 1804-1892, professor of comparative 
anatomy at the Royal College of Surgeons, 1834-56, a director of the British 
Museum, 1856-84; author of ‘Odontography,’ 1840-45, ‘Anatomy of Verte- 
brates,’ 1866-68, and a long list of brilliant monographs. 
Oxacron FiLHoL, 1884. Ungulata, Artiodactyla, Anoplotheriidze. 
Bull. Soc. Philomathique, Paris, 7° sér., VIII, No. 2, pp. 64-65, 1884; Bull. Soc. 
Sci. Phys. et Nat. Toulouse, 2° ann., for 1880-81, v*, livr., 192, 1884. 
Type: Oxacron minimus Filhol, from the Phosphorites of Quercy, near Mouillae, 
France. 
Extinct. Based on ‘une portion de maxillaire supérieur.’ 
Oxacron: 620s, sharp; «pov, summit. 
* Agassiz (Nomenclator Zool, 24, 1842) credits this name to Ogilby, in Proc. 
Zool. Soc. London, 1836, but it has not been found in the place mentioned. 

