ZAPUS. 99 



Georychus capensis. 



Mus capensis, Pallas Nov. Sp. Quad, e Glir., p. 172 (1778). 

 Georychus capensis, ///j.g-e^ Prodr., p. 87 (181 1); Blyth Cat., no. 417, 

 p. 127. 



Distribution, — South Africa. 



a. Skin E. L. Layard (i860), A. S. B. 



Genus GEOMYS. 



Geomys, Rafinesque, Am. Month. Mag., ii, p. 45 (181 7)*. 

 Diplostoma, Rafinesque, Am. Month. Mag., ii, p. 45 (1817)*. 

 Saccophorus, Kuhl Beitr. Zool., p. 65 (1820). Type, G- bursarius. 

 Pseudostoma, Say Long^s Exped. Rock. Mts , i, p. 406 (1823)*. 

 Ascomys, Lichtenstein Ahhand. Akad. Berlin, 1822-3, p. 20 (1825). Type, G. 

 bursarius. 



Geomys bursarius. 



Mus bursarius, Shaw Linn. Trans., v, p. 227, pi. viii (1800). 



Geomys cinereus, Rafinesque Am. Month. Mag., ii, p. 45 (1817)*. 



Saccophorus bursarius, Kuhl. Beitr. Zool., p. 65 (1820). 



Pseudostoma bursarius, Say Long's Exped. Rock. Mts., i, p. 406 (1823)*. 



Ascomys canadensis, Lichtenstein Abhand. Akad. Berlin, 1822-3, P* 13 



(182s). 

 Geomys bursarius, Richardson Ann. Rep. B. Assoc, vi, p. 150 (1837) ; 



Coues Monographs N^ Anier. Rodents., p. 612. 

 Geomys drummondii, Richardson Ann. Rep. B. Assoc, vi, p. 157 (1837). 

 Geomys oregonensis, Leconte P. Acad. N. Sci. Philad., vi, p. 160 (1854). 

 Geomys breviceps, Baird P. Acad. N, Sci. Philad., vii, p. 335 (1856). 



The Pocket Gopher. 



Bistridutio?2.—Centxa.\ States of North America, the valley of 

 the Mississippi in a board sense. 



a-b. 2 Skins $ ? Texas, 2-84 J. H. Gamier [Ex.] 



Genus ZAPUS. 



Zapus, Coues Bull. U. S. Geol. Surv. Terr. (2), no. S, p. 253 (1876) Type, 

 Z. hudsonius. 



Zapus hudsonius. 



Dipus hudsonius, Zimmermann Geogr. Geschichte, ii, p. 358 (1780). 

 Dipus canadensis, Davies Linn. Trans., iv, pi. viii, figs. 5-6, p. 157 (1798). 

 Dipus americanus. Barton Trans. Amer. Philos. Soc, iv, p, 115 (1799). 

 Dipus labradorius, Turton, Syst. Nat., i, p, 99 (1806)*. 

 Meriones microcephalus, Harlan P. Z. S., p. i (1839). 

 Meriones accadians, Dawson Editi. Philos. Journ., iii, p. 2, pi. 1(1856), 

 Zapus hudsonius, Coues Bull. U. S. Geol. Surv. Terr. (2), no. S, p. 254 

 (1876) ; id. Monographs N. Amer, Rodents., p. 467. 



H 2 



