766 INDEX GENERUM MAMMALIUM. 
*Protapirine Corr, 1887. Ungulata, Perissodactyla. 
Am. Naturalist, X XI, p. 994, Nov., 1887. 
Protelina I. Grorrroy, 1851. Ferze. 
Cat. Méth. Coll. Mamm. et Ois. Mus. Hist. Nat., Paris, p. xiv, 1851. 
Protelide FLowEn, Proc. Zool. Soc. London, 1869, p. 37. 
Proteleidw Gray, Cat. Carn., Pachyderm., & Edentate Mamm. Brit. Mus., p. 213, 
1869. 
* Protemnodontide Dr Vis, 1883. Marsupialia. 
Proc. Linn. Soe. New South Wales, VIII, pt. 1r, p. 221, July 17, 1883. 
*I Protequidze AMEGHINO, 1891. Ungulata, Litopterna. 
Revista Argentina Hist. Nat., I, pp. 61, 135, Feb. 1, 1891. 
* Proterocetidee AmEGHINO, 1899. D 
Sinop. Geol.-Paleont., in Segundo Censo Nac. Rept». Argentina, Supl., July, 
1899 (sep. p. 8). 
* Proterotheride Awrauiwo, 1887. Ungulata, Litopterna. 
Enum. Sist. Especies Mamif. Fós. Patagonia Austral, p. 19, Dec., 1887. 
Proterotheriide Corr, Am. Naturalist, X XV, pp. 688, 689, Aug., 1891. 
* Prothylacynidae Awxranixo, 1894. Marsupialia. 
Enum. Syn. Mamm. Foss. Eocénes Patagonie, p. 121, Feb., 1894. 
* Protobalaenida Harcken, 1895. Cete. 
Syst. Phylogenie Wirbelth., p. 566, 1895. 
Archibalaenae or Protobalaenida includes the hypothetical genus Protobalzna of 
Haeckel (not Du Bus or Leidy), and Plesiocetus. 
* Protobradydae AmEGHINo, 1902. Edentata. 
Bol. Acad. Nac. Cien. Córdoba, XVII, p. 49, May, 1902 (sep. p. 47). 
* Protoceratidze Marsn, 1891. Ungulata, Artiodactyla. 
Am. Journ. Sci. & Arts, 3d sér., XLI, pp. 81-82, Jan., 1891. 
Protocerida H ^EcKEL, Syst. Phylogenie Wirbelth., III, p. 560, 1895. 
*t Protocervina AwEcGnuiNo, 1885. Ungulata, Litopterna. 
Bol. Acad. Nac. Cien. Córdoba, VIII, p. 146, 1885. 
Based on Proterotherium cervioides Ameghino. 
*t Protodontida HarcKkeL, 1895. Marsupialia. 
Syst. Phylogenie Wirbelth., III, p. 470, 1895. 
Equals Dromatherida (see l. c., p. 476). 
* Protolabididee Corr, 1884. Ungulata, Artiodactyla. 
Proc. Am. Philos. Soc., X XII, for 1885, p. 16, Oct. 21, 1884. 
*¢ Protomyidz ('PowEr') Corr, 1874. Glires. 
Corr, Ann. Rept. U. S. Geol. & Geog. Surv. Terr., for 1873, p. 477, 1874; Tert. 
Vert., p. 37, 1885. 
* Protoreodontinee Scorr, 1890. Ungulata, Artiodactyla. 
Morphol. Jahrbuch, X VI, Heft 2, pp. 320, 361-365, Sept. 2, 1890. 
Protoreodontide Scorr, Trans. Am. Philos. Soc., new ser., XVI, p. 505, 1890. 
* Protoxodontide AmEGHINO, 1889. Ungulata, Toxodontia. 
Act. Acad. Nac. Cien., Córdoba, VI, pp. 375, 439, 1889. 
* Protypotherids& AwEcGHiNo, 1891. Ungulata, Typotheria. 
Revista Argentina, I, p. 393, Dec., 1891. 
* Proviverride ScurossEgn, 1886. Creodonta. 
Morphol. Jahrbuch, XII, Heft 2, p. 293, 1886. 
Psammoryctina WaGner, 1840. Glires. 
* Münchener Gelehrte Anzeig. K. Bairich. Akad. Wiss., 1840, Nr. 50-54" (fide 
Branpt, 1855, p. 108); Wiegmann's Archiv Naturgesch., I, 1841. 
Psammoryctide Burmeister, Syst. Uebersicht Thiere Brasil., I, pp. 188, 212, 1854. 
