518 
Peroraysoiis, Tliomasomys. 
3034. mexicanus, Saussure, Eev. ZooL, 1860, 
p.l03, pI.IX, %. 1, la; Allen, Bull. Am! 
Mus., II, 1889, p. 179; (nec Reithrodon 
mexicanus, Sauss.). 
Mexico merid.. Vera 
Cruz, Santa Etigenia. 
3035.melanophrys, Coues, Proc. Ac. Pliilad., 
1874, p. 181; Rodentia, p. 102; Alston, 
Biol. Centr.-Am., p. 147; Allen, Bull. Am. 
Mus., II, 1890, p. 187; Allen, Proc. Nat. 
Mus., 1891, p. 194. 
Mexico, Tehuacan, 
Tehuantepec. 
mexicanus, p., Allen, 1. c., p. 179 (nec 
Sauss.). 
Zacatecas. 
3036. affinis, Allen, Proc. Nat. Mus., 1891, 
p. 195. 
Mexico, Tehuantepec. 
melanophrijs, p., Coues, Rod., p. 102. 
» 
3037. banderanus, Allen, Bull. Amer. Mus. New- 
York, IX, 1897, p. 51. 
Mexico, Jalisco, 
Vall. Banderas. 
3038.leucurus, Thomas, Aun. Nat. Hist., XIY, 
1894, p. 364. 
californicus, p., Alston, Biol, 1880. 
p. 146. 
Mexico merid., 
Tehuantepec. 
3039. gymnotis, Thomas, Ann. Nat. Hist., XIV. 
1894, p. 365. 
Guatemala. 
3040. difficilis, Allen, Bull. Amer. Mus. New- 
York, III, 1891, p. 298. 
Mexico, Zacatecas, 
Sierra de Valparaiso. 
3041. musculus, Merriam, Proc. Biol. Soc. IVasli., 
VII, 1892, p. 170. 
Mexico, Colima, 
Jalisco. 
3042. Cherriei, Allen, Bull. Amer. Mus. New- York, 
III, 1891, p. 211, (nec V, p. 238). 
Costa-Rica. 
3043. nudipes, Allen, Bull. Amer. Mus. N.-York, 
III, 1891; V, 1893, p. 239. 
Costa-Rica. 
B. Thomasomys, Coues, 1884. 
Rhipidomys et Onjzomys, p., Thomas. 
3044. cinereus, Thomas, P. Z. S., 1882, p. 108 
(Rhipidomys), pl.IV; 1884, p. 465, pl.44. 
tig. 2—5; Coues, Amer. Natur., 1884, 
p. 1275 (subgen.). 
Peru sept. et centrali, 
Maragnioc. 
3045. Taczanowskii, Thomas, P. Z. S., 1882, 
p. 109 (Rhipidomys). 
Peru sept., Tambillo. 
