92 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
Oryzomys alfaroi (Allen). 
1891, Hesperomys (^Oryzomys) Allen, Bull. Amer. 
mus. nat. hist., iii, p. 214. April 17, 1891. 
1894. Oryzomys alfaroi Allen, Abstract proc. Linn. soc. 
]!7ew York, 1893-1894, p. 36. July 20, 1894. 
Type locality.— San Carlos, Costa Rica. 
Oryzomys antillarum Thomas. 
1898. Oryzomys antillarum Thomas, Ann. and mag. nat. 
hist., 7th ser., i, p. 177. February, 1898. 
Type locality. — Jamaica. 
Oryzomys aquaticus Allen. 
1891. Oryzomys aquaticus Allen, Bull. Amer. mus. nat. 
hist.. Ill, p. 289. June 30, 1891. 
Type locality. — Brownsville, Cameron County, Texas. 
Oryzomys bulleri Allen, 
1897. Oryzomys hulleri Allen, Bull. Amer. mus. nat. hist., ix, 
p. 53. March 15, 1897. 
Type locality.— Valle de Banderas, Terro Tepic, State of 
Jalisco, Mexico. 
Oryzomys chapmani Thomas. 
1898. Oryzomys chapmani Thomas, Ann. and mag. nat. hist., 
7th ser., i, p. 179. February, 1898. 
Type locality. — Jalapa, State of Vera Cruz, Mexico. 
Oryzomys chrysomelas Allen. 
1897. Oryzomys chrysomelas Allen, Bull. Amer. mus. nat. 
hist., IX, p. 37. March 11, 1897. 
Type locality. — Suerre, Costa Rica. 
Oryzomys costaricensis Allen. 
1893. Oryzomys costaricensis Allen, Bull. Amer. mus. nat. 
hist., Y, p. 239. September 22, 1893. 
Type locality.— El General, Costa Rica. Altitude, 2150 feet. 
* Oryzomys couesi (Alston). 
1876. Hesperomys couesi Alston, Proc. zool. soc. London, 
p. 756. 
1885. Hesperomys couesi True, Proc. TJ. S, nat. mus., vii 
(1884), p. 597. 1885. 
