256 



RHITHRODONTOMYS. 



Reithrodontomys (sic), Giglioli, Richer, intorn. alia Distrib. Geog. 



Gen., Roma, 1873, p. 160. Type Mus leconti. Aud. & 



Bachman. 

 Reithrodon! Le Conte (nee Waterh.), Proc. Acad. Nat. Scien. 



Phil., 1853, p. 413. 

 Ochetodon Coues, Proc. Acad. Nat. Scien. Phil., 1874, p. 184. 



Body slender; size very small; tail as long as the body without 

 the head; anterior face of upper incisors with a deep longitudinal 



FIG. 43. RHITHRODONTOMYS MEGALOTIS. 



No. 6739 Am. Mus. Nat. Hist. Coll. Enlarged 3 times. 



UPPER TOOTH ROW. LOWER TOOTH ROW. 



Enlarged 12 times. Enlarged 12 times. 



