576 
Tliomomys. 
a. — pallescens, Ehoads, Proc. Acad. Philad., 
1896, p. 36. 
Califoruia merid. 
3477. laticeps, Baird, Proc. Acad. Philad., 1865, 
p. 335; Mam., 1857, p. 13, pl. 12, fig.l; 
Allen, Biill. Am. Mus., 1893, p. 63, 66, 67 
(forsan subsp. Th. Bottai). 
California septeut., 
HumboldtBay, Shasta 
Co., Fort Crook. 
3478. Townsendi, Eichards.; Bachm., Jouni. 
Acad. Philad., 1839, p. 105; Allen, Bull. 
Am. Mus., 1893, p. 66. 
Wyoming merid.- 
occid. (?) 
horealis, Bachm. (nec Eichards.), 1. c., 
1839, p. 103; Aud. et Bachm., Quadr., III, 
1863, pl. 142; Baird, Mam., pl. 22. 
» 
3479.monticolus, AUen, Bull. Amer. Mus. N.- 
Tork, V, 1893, p. 48, pl. I, lig. 3, 4. 
California, EI Dorado 
Co., M* Tallae. 
3480. Douglasi, Eichards., Pauna Bor.-Amer., 
1829, I, p.200, pl.l8C; Aud. et Bachm., 
Quad., III, 1853, pl. 105; Allen, Bull. 
Amer. Mus., 1893, p. 66, pl. I, lig. 1. 
Columbia Brit. et 
Oregon usque ad 
Lower Columbia 
Eiver. 
a. — fuscus, Merriam, N.-Am. Fauna, N° 5, 
p. 69, 70 (T. clusilis fuscus); Allen, 1. c., 
1893, p. 66. 
Idaho centrali (in 
montibus). 
3481. Clusius, Coues, Proc. Acad. Philad., 1875, 
p. 138; PowelPs Eep. Colorado Eiv., 1876, 
p. 263, %. 80; Eodent., p. 629, pl. 7; 
Merriam, N.-Am.Fauua, N» 5, 1891, p.68; 
Allen, Bull. Amer. Mus., 1893, p. 66, pl. I, 
%. 2 ; 1896, p. 246. 
Wyoming merid.- 
occid., Idaho Centrali 
et merid.: Fort 
Bridger, Snake Plains, 
Utah; Kinney Eanch. 
3482. talpoTdes, Eichards., Zool. Journ., III, 1828, 
p. 518; PMuna B.-A., 1829, I, p. 204; 
Aud. et Bachm., Quadr., III, 1863, p.43, 
pl. 110; Coues, P. Ac. Phil., 187.5, p. 135; 
Eod., p. 623; Allen, Bull. Am. Mus., 1893, 
p. 66. 
America boreali, a 
Canada, Eeg. freti 
Hudson et 
Saskatchewan, ad Eeg. 
Missouri sup. 
horealis, Eich. (nec Bachm.). 
» 
\talp. foss., Cope, Bull. Geol. Surv., 
1878. 
fPliocaen. Oregon. 
a. — rufescens, Wied, Nov. Acta Acad. Caes.- 
Leop., 1839, XIX, p. 383; Allen, 1. c., 
p. 67. 
Dakota merid., Fort 
Eandall. 
