4 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



* Chironectes minimus (Zimmermann). 



1780. Latra (sic) minima ZIMMERMANN, Geogr. Gesch., n, p. 



817. 

 1885. Chironectes varieaatus TRUE, Proc. U. S. nat. mus., 



vii (1884), p. 587. 1885. 

 1887. Chironectes minimus LYDEKKER, Catal. foss. mamm. 



Brit, mus., pt. v, p. 289. 

 TYPE LOCALITY. Guiana. 



Genus MARMOSA Gray. 



1821. Marmoset GRAY, London med. repos., xv, p. 308. April 

 1, 1821. Type. Didelphis murina LINNAEUS. 



For use of this name in place of Micoureus LESSON (Nouv. tabl. 

 regne animal, p. 186, 1842) see Thomas, Ann. and mag. nat. hist., 6th 

 ser., xvi, p. 58, July, 1895. 



Marmosa canescens (Allen). 



1893. Didelphis (Micoureus) canescens ALLEN, Bull. Arner. 



mus. nat. hist., v, p. 235. September 22, 1893. 

 1897. Marmosa canescens ALLEN, Bull. Amer. mus. nat. hist., 



ix, p. 58. March 15, 1897. 

 TYPE LOCALITY. Santo Domingo de Guzman, Isthmus of 



Tehuantepec, Mexico. 



Marmosa cinerea (Temminck). 



1827. Didelphis cinerea TEMMINCK, Monogr. mamm., i, p. 



46. 



1885. Didelphys cinerea TRUE, Proc. U. S. nat. mus., vii 

 (1884), p. 587. 1885. 



1897. Marmosa cin'erea ALLEN, Bull. Amer. mus. nat. hist., 

 ix, p. 43. March 11, 1897. 



TYPE LOCALITY. Brazil. 



Marmosa insularis Merriam. 



1898. Marmosa insularis MERRIAM, Proc. biol. soc. Wash- 

 ington, xn, p. 14. January 27, 1898. 



TYPE LOCALITY. Maria Madre Island, Tres Marias Islands, 

 State of Jalisco, Mexico. 



