364 BULLETIN 128, UNITED STATES NATIONAL MUSEUM. 



*Oryzomys caliginosus chrysomelas (Allen). 



1897. Oryzomys chrysomelas Allen, Bull. Amer. Mus. Nat. Hist., 



vol. 9, p. 37. March 11, 1S97. 

 1918. Oryzomys caliginosus chrysomelas Goldman, North 'Amer. 



Fauna, No. 43, p. 97. September 23, 1918. 

 Type Locality. — Suerre, Costa Rica. 

 Range. — Western Panama, Costa Rica, and north to northern 



Nicaragua; altitudinal range from near sea level to|about 



3,000 feet, mainly in Humid Lower Tropical Zone. 



Genus NEACOMYS Thomas. 



1900. Neacomys Thomas, Ann. and Mag. Nat. Hist., ser. 7, vol. 

 5, p. 153. January, 1900. Type, Hes'peromys spinosus 

 Thomas. 



t*Neacomys pictus Goldman. 



1912. Neacomys pictus Goldman, Smiths. Misc. Coll., vol. 60, 



No. 2, p. 6. September 20, 1912. 

 Type Locality. — Cana, in the mountains of eastern Panama. 

 Altitude, 1,800 feet. 



Genus ZYGODONTOMYS Allen. 



1897. Zygodontomys Allen, Bull. Amer. Mus. Nat. Hist., vol. 9, 

 p. 38. March 11, 1897. Type, Oryzomys cherriei Allen. 



*Zygodontomys cherriei cherriei (Allen). 



1895. Oryzomys cherriei Allen, Bull. Amer. Mus. Nat. Hist., 



vol. 7, p. 329. November 8, 1895. 

 1897. Zygodontomys cherriei Allen, Bull. Amer. Mus. Nat. 



Hist., vol. 9, p. 38. March 11, 1897. 

 Type Locality. — Boruca, Costa Rica. 



t*Zygodontomys cherriei ventriosus Goldman. 



1912. Zygodontomys cherriei ventriosus Goldman, Smiths. Misc. 



Coll., vol. 56, No. 36, p. 8. February 19, 1912. 

 Type Locality. — Tabernilla, Canal Zone, Panama. 



*Zygodontomys seorsus Bangs. 



1901. Zygodonotmys seorsus Bangs, Amer. Nat., vol. 35, p. 642, 

 August, 1901. 



Type Locality. — San Miguel Island, Panama. 



