1915.] 



GENUS THOMOMYS. 



35 



Thomomys fulvus group (pp. 80-89) : 



Thomomys fulvus fulvus (Woodhouse) . . . San Francisco Mountains, Ariz. 



fulvus pervagus Merriam Espanola, N. Mex. 



fulvus desertorum Merriam Mud Spring, Detrital Valley, Ariz. 



fulvus intermedius Mearns Huachuca Mountains, Ariz. 



fulvus texensis Bailey Davis Mountains, Tex. 



fulvus toltecus Allen Colonia Juarez, Chihuahua, Mexico. 



mearnsi Bailey Animas Valley, N. Mex. 



baileyi Merriam Sierra Blanca, Tex. 



lachuguilla Bailey El Paso, Tex. 



Thomomys umbrinus gmu-p (pp. 89-96): 



Thomomys umbrinus umbrinus (Rich- 

 ardson) Boca del Monte, Vera Cruz, Mexico (?). 



umbrinus orizabx Merriam Mount Orizaba, Puebla, Mexico. 



umbrinus peregrinus Merriam Salazar, Mexico, Mexico. 



neZsom Merriam Parral, Chihuahua, Mexico. 



sheldoni nobis Santa Teresa, Tepic, Mexico. 



goldmani Merriam Mapimi, Durango, Mexico. 



perditus Merriam Lampazos, Nuevo Leon, Mexico. 



atrovarius Allen Tatemales, Sinaloa, Mexico. 



Thomomys talpoides group (pp. 96-110): 

 Thomomys talpoides talpoides (Rich- 

 ardson) Fort Carlton, Saskatchewan, Canada. 



talpoides rufescens Wied Fort Clark, N. Dak. 



talpoides clusius Coues Bridgers Pass, Wyo. 



talpoides bullatus Bailey Powderville, Mont. 



talpoides nebulosus Bailey Sand Creek (Black Hills), Wyo. 



talpoides caryi Bailey Big Horn Mountains, Wyo. 



talpoides pryori Bailey Pryor Mountains, Mont. 



talpoides agrestis Merriam Medano Ranch, San Luis Valley, Colo. 



columbianus 'Bailey Touchet, Wash. 



ocius Merriam Fort Bridger, Wyo. 



idahoensis Merriam Birch Creek, Idaho. 



pygmxus Merriam Montpelier Creek, Idaho. 



Thomomys fossor group (pp. 111-116) : 



Thomomys fossor Allen Florida, Colo. 



bridgeri Merriam Fort Bridger, Wyo. 



m'n^a Merriam Uinta Mountains, Utah. 



quadratus quadratus Merriam The Dalles, Oreg. 



quadratus fisheri Merrisim Beckwith, Cal. 



Thomomys douglasi group (pp. 116-121): 

 Thomomys douglasi douglasi (Rich- 

 ardson) Fort Vancouver, Wash. 



douglasi oregonus Merriam Oregon City, Oreg. 



douglasi yelmensis Merriam Tenino, V/ash. 



douglasi melanops Merriam Olympic Mountains, Wash. 



Zmosus Merriam White Salmon, Wash. 



niger Merriam Seaton, Oreg. 



Thomomys monticola group (pp. 121-126) : 



Thomomys monticola monticola Allen. . Mount Tallac, Cal. 



monticola mazama Merriam Anna Creek, near Crater Lake, Oreg. 



monticola pinetorumlsierri2im Sisson, Cal. 



monticola nasicus M.Qrvi2i,m Farewell Bend, Deschutes River, Oreg. 



monticola helleri Elliot Goldbeach, Oreg. 



