HETEROGEOMYS. MACROGEOMYS. THOMOMYS. 313 



530. Heterogeomys lanius Elliot. 



Heierogeomys laniits Elliot, Proc. Biol. Soc. Wash.,xviii, i905,p.235. 

 Woolly Pocket Gopher. 



1-2, Adult 9 Type and paratype. Coll. Xuchil, State of Vera 

 Cruz, Mexico. Heller & Barber. 



Genus 152. Macrogeomys. Large Pocket Gophers. 



Macrogeomys Merr., Mon. Geomyidas, N. Am. Faun., No. 8, 1895, P- 

 185. Type Geomys heterodus Peters. 



531. Macrogeomys cherrii (Allen). 



Geomys cherriei Allen, Bull. Am. Mus. Nat. Hist. N. Y., 1893, p. 



337- 

 Macrogeomys cherrii Elliot, Mamm. Middle Amer. & W. Indies, 

 F. C. M. Pub., IV, Pt. I, 1904, p. 330, fig. 62. Zool. Ser. Id. 

 Check-L. Mamm. N. Amer. Cont. & W. Indies, F. C. M. Pub., 

 VI, 1905, p. 271. Zool. Ser. 

 Cherrie's Pocket Gopher. 



1-2. Adult — P. Jimenez, Costa Rica. A. Alfaro. 



Genus 153. Thoinoiiiys. Pocket Gophers. 



Thomomys Max., Nov. Act. Phys. Med. Acad. Cass. Leop. -Carol., xix, 

 1839, p. 377. Type Thomomys rufescens Maximilian. 

 Diplostoma Rich., Faun. Bor. Amer., Mamm., i, 1829, p. 206. 



(nee Rafinesque.) 

 Oryctomys Eyd. & Gerv., Mag. Zool., vi, 1836, p. 23. (Part.) 

 Megascapheus Elliot, Pub. Field Columb. Mus., in, 1903, p. 190. 

 Zool. Ser. 



Subgenus A. Megascapheus. 



532. Thomomys bulbivorus (Richardson). 



Diplostoma bulbivortim Rich., Faun. Bor. Amer., i, 1829, p. 206, 



pi. i8b. 

 Thomomys hulhivorus Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 II, 1901, p. 222. Zool. Ser. Id. Check-L. Mamm. N. Amer. 

 Cont. & W. Indies, F. C. M. Pub., vi, 1905, p. 272. Zool. Ser. 

 Great Pocket Gopher. 



1-5. Adult 9 Coll. McCoy, Oregon. E. Heller. 



