DIDELPHIS. 



31.7; intertemporal width, 9.3; length of nasals, 30; palatal length, 

 34.5; length of upper molar series, 21.5; length of lower molar series, 

 46.2. Ex type in United States National Museum. 



Genus Didelphis (5). 



Didelphis marsupialis insularis Allen. 



Didelphis marsupialis insularis Allen, Bull. Am. Mus. Nat. Hist., 

 XVI, 1902, p. 259; Elliot, Mamm. Middle Amer. and West 

 Indies, F. C. M. Pub., IV, Pt. i, 1904, p. 17, Zool. Ser.; Id., 

 Check L. Mamm. N. Amer. Cont. and West Indies, F. C. M. 

 Pub., VI, 1905, p. 7, Zool. Ser.; Hollister, Proc. Biol. Soc. 

 Wash., XXV, 1912, p. 93. 

 Type locality. Caparo, Island of Trinidad. 



Geogr. Dist. Islands of Dominica, Grenada and St. Vincent, West 

 Indies. 



To the above-named islands, must be added Martinique, according 

 to Hollister (/. c.}, three specimens in all of this Opossum, now in the 

 National Museum, having been procured there by Commodore Perry 

 in 1862, and by F. Ober in 1878. 



