MURIDjE. IIESPEK011YS. |(j7 



Mus lutescens. 

 Gervais, Histoire de Chili, pi. 6. fig. 4 c (skull), a, b (dentition). 



Mus galapagoensis. 

 a. Skull. 



HESPEROMYS. 



The Great-nailed Mouse. Hesperomys megalonyx. 

 •a, *b. Skulls. Chili. From Mr. Bridges' Collection. 



Hesperomys anguya. 

 Hesperomys anguya, Schreb., Saugth. iii. pi. 239. fig. (dentition). 



The Long-tailed Mouse. Hesperomys boylii. 

 H lsG) mJS b0yHi ' Baird ' Mamni - N - America > P- 471. pi. 52. fig. 



The Rice-field Mouse. Hesperomys palustris 



The Hamster Mouse. Hesperomys myoides. 

 Hesperomys myoides, Baird, Mamm. N. America, p. 472, 1859 

 Cncetus myoides, Gapp., Zool. Journ. v. p. 205. tag. 10 (skull).' 



Hesperomys texanus. 



K ?H^^ US ' Ba{rd > Mamm - N - A ™> P- 464. pi. 52. fig. 5 



Hesperomys typus. 

 *a. Skull. Paraguay.— " Mus longitarsus," Rengg. 



The Great-eared Mouse. Hesperomys californicus. 

 *a. Skull. California. 



The Chilian Mouse. Hesperomys longicaudatus. 



M pl. M% m f a ^ahlf rater7 ' m(Se ' VOy " ° f the Be3gle ' Mamm - P- 39 " 

 a-h. Skulls. Cliili. From Mr. Bridges' Collection. 



Hesperomys macrourus. 

 "figTrf (t S ee D th) roiirU3 ' Castelmu > Am«n?ue d« Sud,p. 111. p l. 16. 



