456 U. S. NATIONAL MUSEUM BULLETIN 205 



and San Rafael, Guatemala. Vertical range from 4,000 feet at Las Margaritas, 

 Chiapas, to approximately 13,200 feet on Volcan Tajumulco, Guatemala 

 (Hooper, loc. cit.). 

 Reithrodontomys sumichrasti modestus Thomas 



1907. Reithrodontomys modestus Thomas, Ann. Mag. Nat. Hist., ser. 7, vol. 20, 



p. 163, August 1907. 

 1937. Reithrodontomys dorsalis underwoodi Goodwin, Amer. Mus. Nov., 

 No. 921, p. 2, May 3, 1937. (Monte Verde, 30 miles northwest of Ocote- 

 peque, Ocotepeque, Honduras. Altitude, 4,500 feet.) 

 1952. Reithrodontomys sumichrasti modestus Hooper, Univ. Michigan Mus. 



Zool. Misc. Publ. 77, p. 80, Jan. 16, 1952. 

 Type Locality. — Jinotega, Jinotega, north-central Nicaragua. Altitude, 4,650 

 feet. Range. — Interior highlands of El Salvador, Honduras, and northwestern 

 Nicaragua. Known range from Los Esesmiles, El Salvador, and Monte Verde, 

 Honduras, east to vicinity of Jinotega and San Rafael del Norte, Nicaragua. 

 Vertical range from 4,500 feet at Monte Verde to 8,000 feet on Los Esesmiles 

 (Hooper, loc. cit.). 



Reithrodontomys sumichrasti australis J. A. Allen* 



1895. Reithrodontomys australis J. A. Allen, Bull. Amer. Mus. Nat. Hist., 



vol. 7, p. 328, Nov. 8, 1895. 

 1952. Reithrodontomys sumichrasti australis Hooper, Univ. Michigan Mus. 



Zool. Misc. Publ. 77, p. 82, Jan. 16, 1952. 

 Type Locality. — Volcan de Irazu, Cartago, Costa Rica. Range. — Cordillera 

 Central and Cordillera de Talamanca in Costa Rica. Known range confined to 

 Volcan de Irazu and to other mountains near San Jose, Costa Rica (Hooper, 

 loc. cit.) . 



Reithrodontomys sumichrasti vulcanius Bangs 



1902. Reithrodontomys australis vulcanius Bangs, Bull. Mus. Comp. Zool., 

 vol. 39, p. 38, April 1902. 



1952. Reithrodontomys sumichrasti vulcanius Hooper, Univ. Michigan Mus. 

 Zool. Misc. Publ. 77, p. 83, Jan. 16, 1952. 



Type Locality. — Volcan de Chiriqui, Chiriqui, Panama. Altitude, 10,300 

 feet. Range. — High mountains of western Panama and probably of extreme 

 eastern Costa Rica. Known only from vicinity of Volcan de Chiriqui, from 4,400 

 feet, in open grassland on flanks of volcano, to about 11,400 feet, on summit 

 (Hooper, loc. cit.). 



Reithrodontomys chrysopsis chrysopsis Merriamf * 



1900. Reithrodontomys chrysopsis Merriam, Proc. Biol. Soc. Washington, vol. 

 13, p. 152, June 13, 1900. 



1901. Reithrodontomys chrysopsis tolucae Merriamf, Proc. Washington Acad. 

 Sci., vol. 3, p. 549, Nov. 29, 1901. (North slope of Volcan de Toluca, 

 Mexico, Mexico. Altitude, 11,500 feet.) 



1901. Reithrodontomys colimae Merriamf, Proc. Washington Acad. Sci., vol. 



3, p. 551, Nov. 29, 1901. (Near timberline, El Nevado de Colima, Jalisco, 



Mexico. Altitude, 12,000 feet.) 

 Type Locality. — Volcan Popocatepetl, Mexico, Mexico. Altitude, 11,500 

 feet. Range. — High mountains of central Mexico in States of Puebla, Mexico, 



