b PROCEEDINGS : BOSTON SOCIETY NATURAL HISTORY. 



1900. Caluromys derbianus Allen, Bull. Amer. mus. nat. hist., 



XIII, p. 189. October 12, 1900. 

 Type locality. — Unknown. 



Caluromys laniger pallidus (Thomas). 



1899. Philander laniger pallidus Thomas, Ann. and mag. nat. 

 hist., 7th ser., iy, p. 286. October, 1899. 



1900. Caluromys laniger pallidus Allex, Bull. Amer. mus. 

 nat. hist., xiii, p. 189. October 12, 1900. 



Type locality. — Bogava, Chiriqui, Panama. Altitude, 250 

 meters. 



Genus METACHIRUS Burmeister. 



1854. Metachirus Burmeister, Thiere Brasil., i, p. 135. Based 

 (by elimination) on the species mi/osurus TEuynNCK (^ nudicau- 

 data E. Geoffroy) and quica Temmixck. 



* Metachirus fuscogriseus Allen. 



1885. JJiddpltijs quica True, Proc. U. S. nat. mus., vii 

 (1884), p. 587. 1885. (Not of Temminck.) 



1900. Metachirus fuscogriseus Allex, Bull. Amer. mus. nat. 

 hist. XIII, p. 194. October 23, 1900. 



Type locality. — Central America. 



Metachirus nudicaudatus (E. Geoffroy). 



1803. Didelphys nudicaudata E. Geoffroy, " Cat. mus. p. 42." 

 1888. Didelphys nudicaudata, Thomas, Catal. marsup. and 



monotr. Brit, mus., p. 332. 

 1900. M[etac}drus'] nudicaudatus Allex, Bull. Am. mus. 



nat. hist., XIII, p. 197. October 23, 1900. 

 Type locality. — Cayenne, French Guiana (see Allen, Bull. 



Amer. mus. nat. hist., xiii, p. 197, October 23, 1900). 



