64 PROCEEDINGS : BOSTON SOCIETY NATURAL HISTORY. 



Didelphis marsupialis californica (Bennett), p. 7. This name 

 is replaced by : 



Didelphis mesamericana Oken. 



1816. Did \elphys\ mes-americana Oken, Lehrbuch der zoo- 



logie, ii, p. 115*2. 

 1902. Didelphis mes-americana Allen, Bull. Amer. mus. 



nat, hist., xvi, p. 256. August 18, 1902. 

 Type locality. — Northern Mexico. 



7. Didelphis mesamericana tabascensis (Allen). 



1901. Didelphis marsupialis tab<(scen.ns Allen, Bull. Amer. 

 mus. nat. hist., xiv, p. 178. June 15, 1901. 



1902. Didelphis mes-americana tabascensis Allen, Bull. 

 Amer. mus. nat. hist., xvi, p. 257. August 18, 1902. 



Type locality. — Teapa, State of Tabasco, Mexico. 



s. Didelphis mesamericana texensis ( Allen) . 



1901. Didelphis marsupialis texensis Allen, Bull. Amer. 

 mus. nat. hist., xiv, p. 172. June 15, 1901. 



1902. Didelphis mes-americana texensis Allen, Bull. Amer. 

 mus. nat. hist., xvi, p. 256. August 18, 1902. 



Type locality. — Brownsville, Cameron Count}', Texas. 



Didelphis nelsoni Allen, Bull. Amer. mus. nat. hist., xiv, p. 

 160, June 15, 1901 (nomen nudum), is the same as: 



9. Didelphis yucatanensis Allen. 



1901. Didelphis yucatanensis Allex, Bull. Amer. mus. nat. 



hist., xiv, p. 178. June 15, 1901. 

 Type locality. — Chichen-Itza, Yucatan. 



10. Didelphis yucatanensis cozumelae Merriam. 



1901. Didelphis yucatanensis cozumelae Merriam, Proc. 



biol. soc. Washington, xiv, p. 101. July 19, 1901. 

 Type locality. — Cozumel Island, Yucatan. 



