MURID..—HESPEROMYS. 167 
Mus lutescens. 
Gervais, Histoire de Chili, pl. 6. fig. 4c (skull), a, 6 (dentition). 
Mus galapagoensis. 
a. Skull. 
HESPEROMYS. 
The Great-naiLtED Mousr. Hesperomys megalonyx. 
*a, *b. Skulls. Chili. From Mr. Bridges’ Collection. 
Hesperomys anguya. 
Hesperomys anguya, Schreb., Saugth. iii. pl. 239. fig. (dentition). 
The Lone-tarrepD Mousz. Hesperomys boylii. 
ne cies boylii, Baird, Mamm. N. America, p. 471. pl. 52. fig. 
8 ; 
The Ricz-rieLp Movsz. Hesperomys palustris. 
Hesperomys (Oryzomys) palustris, Bard, Mamm. N. America, p. 482. 
pe Sadie), 1608, - 
The Hamster Movsz. Hesperomys myoides. 
Hesperomys myoides, Baird, Mamm. N. America, p 472, 1859. 
Cricetus myoides, Gapp., Zool. Journ. v. p. 205, tab. 10 (skull). 
Hesperomys texanus. 
Hesperomys texanus, Baird, Mamm. N. America, p. 464. pl. 52. fig. 6 
a, 6 (dentition). 
Hesperomys typus. 
*q, Skull. Paraguay.—< Mus longitarsus,” Rengg. 
The Great-EARED Movusz. Hesperomys californicus. 
*qa, Skull. California. 
The Curt1an Mouse. Hesperomys longicandatus. 
Mus longicaudatus, Waterhouse, Voy. of the Beagle, Mamm. p. 39. 
pl. 34. fig. 1 (skull). 
a-h. Skulls. Chili, From Mr. Bridges’ Collection. 
Hesperomys macrourus. 
Hesperomys macrourus. Castelnau, Amérique du Sud, p. 111, pl. 16. 
fig. 1 d (teeth). 
