HETEROMYS. 377 



Measurements. Total length, 222; tail vertebrae, 125; hind 

 foot, 27. 



a. minor (Liomys), Merr., Proc. Biol. Soc. Wash., xv, 1902, p. 45. 

 SMALLEST SPINY MOUSE. 



Type locality. Huajuapam, State of Oaxaca, Mexico. 



Genl. Char. Like H. torridus, but smaller. 



Color. Above grizzled gray, no saddle on back, remainder similar 

 to L. torridus. 



Measurements. Total length, 222; tail vertebrae, 125; hind 

 foot, 27. 



391. exiguus (Heteromys), Elliot, Pub. Field Columb. Mus., in, 



1903, p. 146. Zoology. 

 LITTLE SPINY MOUSE. 



Type locality. Puenta de Ixtla, State of Morelos, Mexico. 



Genl. Char. Size small; above buff and dark brown, and with a 

 "saddle" on back. 



Color. Above mixed buff brownish black and dark gray, forming 

 a dark "saddle" on middle of back; sides of head, neck, and body, 

 rump, and thighs light gray; lips, under parts, and hands white; 

 arms, legs, and feet yellowish white; tail above blackish brown, 

 beneath white; no lateral line separating the gray of sides from the 

 white under parts. 



Measurements. Total length, 185; tail vertebras, 106; hind 

 foot, 24. (Type.) 



392. plantinarensis (Liomys), Merr., Proc. Biol. Soc. Wash., xv, 



1902, p. 46. 

 PLANTINAR SPINY MOUSE. 



Type locality. Plantinar, State of Jalisco, Mexico. 



Genl. Char. Size small; ears small; tail but slightly haired; 

 rostrum and nasals curved, the latter notched posteriorly; hind foot 

 5-tuberculate. 



Color. Above grizzled fulvous and black; lateral line fulvous, 

 broad; under parts yellowish white; hands and feet white; tail drab 

 above, beneath whitish; ear edged with whitish. 



Measurements. Total length, 202; tail vertebrae, 102; hind 

 foot, 26. 



393. pictus (Heteromys), Thomas, Ann. Mag. Nat. Hist., 6th Ser., 



xn, 1893, p. 233. 

 PAINTED SPINY MOUSE. 



Type locality. Mineral San Sebastian, State of Jalisco, Mexico. 

 Altitude, 4,300 feet. 



