256 
RHITHRODONTOMYS. 
Reithrodontomys (sic), Giglioli, Richer. intorn. 
Gen., Roma, 18 
Bachman. 
alla Distrib. Geog. 
73, p. 160. Type Mus lecontt. Andime 
Reithrodon! Le Conte (nec Waterh.), Proc. Acad. Nat. 
Pins 2663, p- 453: 
Ochetodon Coues, Proc. Acad. Nat. Scien. Phil., 
Scien. 
1874, Pp. 184- 
Body slender; size very small; tail as long as 
» ~ oO 
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 
