RODENTIA: GEOMYIDAE 343 



Cratogeomys castanops convexus Nelson and Goldmanf * 



1934. Cratogeomys castanops convexus Nelson and Goldman, Proc. Biol. Soc. 



Washington, vol. 47, p. 142, June 13, 1934. 

 Type Locality. — Seven miles east of Las Vacas, Rio Grande Valley, Coahuila, 

 Mexico (opposite Del Rio, Val Verde County, Tex.). Range. — Southern side of 

 Rio Grande Valley, in vicinity of type locality, northeastern Coahuila. 



Cratogeomys castanops excelsus Nelson and Goldmanf* 



1934. Cratogeomys castanops excelsus Nelson and Goldman, Proc. Biol. Soc. 

 Washington, vol. 47, p. 143, June 13, 1934. 



Type Locality. — San Pedro, 10 miles west of Laguna de Mayran, Coahuila, 

 Mexico. Range. — Arid interior basin in southwestern Coahuila and northeast- 

 ern Durango, Mexico. 



Cratogeomys castanops subsimus Nelson and Goldmanf* 



1934. Cratogeomys castanops subsimus Nelson and Goldman, Proc. Biol. Soc. 



Washington, vol. 47, p. 144, June 13, 1934. 

 Type Locality. — Jaral, southeastern Coahuila, Mexico. Range. — Known only 



from type locality, in upper part of Rio Salinas Valley, Mexico. 



Cratogeomys castanops goldmani Merriamf * 



1895. Cratogeomys castanops goldmani Merriam, North Amcr. Fauna No. 8, 

 p. 160, Jan. 31, 1895. 



Type Locality. — Cafiitas, Zacatecas, Mexico. Range. — Known only from type 

 locality on elevated plains of northern Zacatecas. 



Cratogeomys castanops rubellus Nelson and Goldman* 



1934. Cratogeomys castanops rubellus Nelson and Goldman, Proc. Biol. Soc. 

 Washington, vol. 47, p. 147, June 13, 1934. 



Type Locality. — Soledad, near San Luis Potosi, San Luis Potosi, Mexico. 

 Range. — Elevated plains region of southwestern San Luis Potosi. 



Cratogeomys castanops peridoneus Nelson and Goldmanf* 



1934. Cratogeomys castanops peridoneus Nelson and Goldman, Proc. Biol. 



Soc. Washington, vol. 47, p. 148, June 13, 1934. 

 Type Locality. — Rio Verde, San Luis Potosi, Mexico. Altitude, 3,000 feet. 

 Range. — Arid plains in valley of Rio Verde, forming an eastern terrace of table- 

 land region in central southern San Luis Potosi. 



Cratogeomys castanops subnubilus Nelson and Goldmanf* 



1934. Cratogeomys castanops subnubilus Nelson and Goldman, Proc. Biol. 



Soc. Washington, vol. 47, p. 145, June 13, 1934. 

 Type Locality. — Carneros, Coahuila, Mexico. Altitude, 6,800 feet. Range. — 



Elevated plains and high mountains of southeastern Coahuila. 



Cratogeomys merriami merriami (Thomas) * 



1893. Geomys merriami Thomas, Ann. Mag. Nat. Hist., ser. 6, vol. 12, p. 271. 



October 1893. 

 1895. Cratogeomys merriami Merriam, North Amer. Fauna No. 8, p. 152, 



Jan. 31, 1895. 



