ZY.GODONTOMYS. SIGMODONTOMYS. RHITHRODONTOMYS. 191 



438. Zygodontomys seorsus Bangs. 



Zygodontomys seorsus Bangs, Amer. Nat., xkxv, 1901, p. 642. 



Elliot, Mamm. Middle Amer. & W. Indies, F. C. M. Pub., iv, 



Pt. I, 1904, p. 254. Zool. Ser. 

 Isolated Rice Rat. 



Type locality. San Miguel Island, Bay of Panama. 

 Geogr. Distr. Known only from San Miguel Island. 



Genus 69. Sigiiiodoutoiiiys. 



Sigmodontomys Allen, Bull. Am. Mus. Nat. Hist. N. Y., 1897, P- S^- 

 pi. I, figs. 8-14. Type Sigmodontomys alfari Allen. 



439. Sigmodontomys alfari Allen. 



Sigmodontomys alfari Allen, Bull. Am. Mus. Nat. Hist. N. Y., 

 1897, p, 39. Elliot, Mamm. Middle Amer. & W. Indies, 

 F. C. M. Pub., IV. Pt. I, 1904, p. 255. Zool. Ser. 

 Alfaro's Rice Rat. 



Type locality. Jimenez, Costa Rica. Altitude, 7,000 feet. 



Geogr. Distr. Costa Rica, Central America. Range unknown. 



Genus 70. Rliithrodontomys. Harvest Mice. 



Reithrodontomys (sic) Giglioli, Ricer. intorn. all^ Distrib. Geogr. Gen. 

 Roma, 1873, p. 160. Type Mtis lecontii Audubon & Bachman. 



440. Rhithrodontomys lecontii (Audubon & Bachman). 



Mus lecontii Aud. & Bachm., Jour. Acad. Nat. Scien. Phil., 1842, 



P- 307- 

 Reithrodontomys lecontei! Elliot, Syn. N. Am. Mamm., F. C. M. 

 Pub., II, 1901, p. 148, fig. 33. Zool. Ser. 

 Le Conte's Harvest Mouse. 



Type locality. Probably near Riceboro, Liberty County, Georgia. 

 Geogr. Distr. Coast district of South Carolina and Georgia, 

 southward into Florida. 



a. Rhithrodontomys lecontii inipi^er Bangs. 



Reithrodontomys! lecontii impiger Bangs, Proc. Biol. Soc. Wash., 

 XII, 1898, p. 167. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 II, 1901, p. 149. Zool. Ser. 

 Diligent Harvest Mouse. 



Type locality. White Sulphur Springs, Greenbrier County, West 

 Virginia. 



Geogr. Distr. West Virginia. 



