NEOTOMA. 209 



SMALL-FOOTED WOOD RAT. 



Type locality. Charco Escondido, State of Tamaulipas, Mexico. 



Geogr. Distr. States of Coahuila and Tamaulipas, Mexico, north- 

 ward to Oklahoma and New Mexico. 



a. Neofmn.a miem/ntx Mt-rberi Elliot. 



Neotoma micropus surberi Elliot, Pub. Field Columb. Mus., i, 1899, 

 p. 279. Zool. Ser. Id. Syn. N. Am. Mamm., F. C. M. Pub., 

 n, 1901, p. 156. Zool. Ser. 

 SURBER'S WOOD RAT. 



Type locality. Canon three miles west of Alva, Oklahoma Terri- 

 tory. 



Geogr. Distr. Northwestern Oklahoma. 



b. Neotom.a inicropi^s UttoraUs Goldman. 



Neotoma micropus UttoraUs Goldm., Proc. Biol. Soc. Wash., xvni, 



1905, p. 31. 

 COAST WOOD RAT. 



Type locality. Alta Mira, State of Tamaulipas, Mexico. Alti- 

 tude, 100 feet. 



Genl. Char. Similar to N. micropus, but somewhat smaller. 



Color. Above grayish brown, darkest on median line; under 

 parts white; fur plumbeous at base except on throat, breast, and 

 inguinal regions; foot white; tail blackish above, whitish below; ears 

 brownish. 



Measurements. Total length, 366; tail vertebrae, 166; hind 

 foot, 39- 



c. JVeotonia micropus planiceps Goldman. 



Neotoma micropus planiceps Goldm., Proc. Biol. Soc. Wash., 



xvni, 1905, p. 32. 

 FLAT-HEADED WOOD RAT. 



Type locality. Rio Verde, State of San Luis Potosi, Mexico. 

 Altitude, 3,000 feet. 



Genl. Char. Slightly smaller than N. micropus; color more buffy; 

 skull flatter; "nasals pointed, deeply emarginate posteriorly." 



Color. Above pale buffy gray, darkest on median line; under 

 parts white; base of hairs plumbeous along sides of belly and inner 

 surface of hind legs; nose, eyelids, and ankles dusky; feet white; tail 

 brownish black above, grayish below. 



Measurements. Total length, 351 ; tail vertebrae, 167 ; hind foot, 38. . 



485. Neotoma floridana (Ord). 



Mus floridana Ord, Bull. Soc. Philom. Paris, 1818, p. 181. 

 Arvicola floridana Harl., Faun. Amer., 1825, p. 141. 



