ORYZOMYS. 239 
tail black above, pale brown beneath; hands and feet flesh color, 
covered sparsely with white hairs; ears black. 
Measurements. Total length, 223; tail vertebre, 117; hind 
foot, 28. 
saturatior (Oryzomys), Merr., Proc. Wash. Acad. Scien., 111, 
IQOI, p. 290. 
TuMBALA Rice Rat. 
Type locality. Tumbala, State of Chiapas, Mexico. 
Genl. Char. Similar to O. chapmant, but decidedly darker, par- 
ticularly on top of head and middle of back, which are blackish, 
slightly “‘peppered’’ with fine points of fulvous; under parts soiled 
buffy, in some specimens salmon; cheeks fulvous; ears, hind feet, 
and tail blackish. 
Measurements. Total length, 218; tail vertebre, 120; hind 
FOOL, 25.5. 
Cc. 
218. bulleri (Oryzomys), Allen, Bull. Amer. Mus. Nat. Hist., 1897, 
P- 53- 
BuLier’s Rice Rat. 
Type locality. Valle de Banderas, Territorio de Tepic, State of 
Jalisco, Mexico. 
Geogr. Distr. States of Jalisco and Colima, Mexico; limits un- 
known. 
Genl. Char. Similar to O. couest, but darker. Rostrum slender. 
Color. Upper parts chestnut brown mixed with black; side ochra- 
ceous; under parts buffy white; ears brown; tail above brownish, 
vellowish below; hands and feet whitish. 
Measurements. Total length, 242; tail vertebra, 127; hind foot, 
27; ear, 11. Skull: total length, 27.8; basal length, 23; zygomatic 
breadth, 15; interorbital constriction, 4.5; length of nasals, 10.2; 
palatal length, 11; width of braincase, 12.5; length of upper tooth 
row, 4.6. 
219. rufus (Oryzomys), Merr., Proc. Wash. Acad. Scien., 111, 1901, 
P2807. 
Rurous Rice Rat. 
Type locality. Santiago, Territorio de Tepic, Mexico. 
Genl. Char. Similar to O. bullert, but smaller; pelage more red. 
Color. Above deep fulvous, extending to head, mixed with scat- 
tering black hairs; under parts soiled white; tail dusky above, paler 
below. 
Measurements. Total length, 250; tail vertebre, 136; hind 
foot, 28. 
