8 U. S. NATIONAL MUSEUM BULLETIN 205 



Genus MONODELPHIS Burnett (short bare-i ailed opossums) 

 1830. Monodelphis Burnett, Quart. Journ. Sci. Lit. Art, vol. 28 (October to 

 December 1829) p. 351. (Type, by subsequent selection (Matschie, Sitzb. 

 Ges. naturf. Freunde Berlin, 1916, p. 271), Didelphis brevicaudata Erxleben 

 { = brachyuros Schreber). For use of this name in place of Peramys Les- 

 son see Thomas, Ann. Mag. Nat. Hist., ser. 9, vol. 5, p. 195, February 1920.) 



Monodelphis melanops (Goldman) f* 



1912. Peramys melanops Goldman, Smithsonian Misc. Coll., vol. 60, No. 2, 

 p. 2, Sept. 20, 1912. 



Type Locality. — Cana (Santa Cruz de Cana), upper Rio Tuyra, Darien, east- 

 ern Panama. Altitude, 2,000 feet. Range. — Known from type locality only. 



Genus PHILANDER 3 Tiedemann (four-eyed or gray-masked opossums) 



1808. Philander Tiedemann, Zoologie . . . , vol. 1, p. 426. 



(Type, P[hilander] virginianus Tiedemann = Didelphis opossum Linnaeus.) 



1916. Metachirops Matschie, Sitzb. Ges. naturf. Freunde Berlin, 1916, p. 

 262, October 1916. (Type, Didelphis quica Temminck.) 



1919. Holothylax Cabrera, Genera Mammalium; Monotremata, Marsupialia 

 (Mus. Nac. Cienc. Nat. Madrid) , p. 47. (Type, Didelphis opossum Lin- 

 naeus.) 

 Philander opossum fuscogriseus (J. A. Allen)* 



1884. Didelphys quica True, Proc. U. S. Nat. Mus., vol. 7 (App., Circ. 29), 

 p. 587, Nov. 29, 1884. (Not of Temminck.) 



1900. Metachirus fuscogriseus J. A. Allen, Bull. Amer. Mus. Nat. Hist., vol. 13, 

 p. 194, Oct. 23, 1900. 



1946. Philander opossum fuscogriseus Goodwin, Bull. Amer. Mus. Nat. Hist., 

 vol. 87, p. 283, Dec. 31, 1946. 



Type Locality. — Greytown [ = San Juan del Norte], Comarca de San Juan 

 del Norte, Nicaragua (see J. A. Allen, Bull. Amer. Mus. Nat. Hist., vol. 30, p. 247, 

 Dec. 2, 1911). Range. — From Panama (Goldman, Smithsonian Misc. Coll., vol. 

 69, No. 5, p. 51, Apr. 26, 1920) north through Costa Rica and Nicaragua to Hon- 

 duras (Goodwin, Bull. Amer. Mus. Nat. Hist., vol. 79, p. 113, May 29, 1942). 



Philander opossum pallidus (J. A. Allen) f* 



1901. Metachirus fuscogriseus pallidus J. A. Allen, Bull. Amer. Mus. Nat. Hist., 

 vol. 14, p. 215, July 3, 1901. 



Type Locality. — Orizaba, Veracruz, Mexico. Range. — From Xilitla in San 

 Luis Potosi (Dalquest, Occ. Pap. Mus. Zool. Louisiana State Univ., No. 23, p. 2, 

 July 10, 1950), Metlatoyuca in Puebla (J. A. Allen, loc. cit.), and Orizaba and 

 Vera Cruz in Veracruz south through Chiapas and Yucatan, Mexico (Hershkovitz, 

 Fieldiana-Zool., Chicago Nat. Hist. Mus. Publ. 670, vol. 31, p. 552, July 10, 

 1951), to Guatemala (Goodwin, Bull. Amer. Mus. Nat. Hist., vol. 68, p. 4, Dec. 

 12, 1934) and British Honduras (Murie, Univ. Michigan Mus. Zool. Misc. Publ. 

 26, p. 16, July 15, 1935). 



* For use of this name in place of Metachirops Matschie see Hershkovitz, Proc. Biol. Soc. 

 Washington, vol. 62, p. 11, Mar. 17, 1949. See also, J. A. Allen, Bull. Amer. Mus. Nat. Hist., 

 vol. 13, pp. 188-189, Oct. 12, 1900; Tate, Bull. Amer. Mus. Nat. Hist., vol. 76, p. 161, footnote, 

 Oct. 20, 1939; Gilmore, Amer. Journ. Trop. Med., vol. 21, No. 2, pp. 316-317, March 1941; and 

 Hopwood Proc. Zool. Soc. London, vol. 117, pts 2-3, p. 533, Oct. 30, 1947. 



