222 MURID.—GEOMYS. 
: Sea only \ From the Zoological Society’s Collection. 
g. Skull (very large). India? Presented by T. E. J. Boileau, Esq. 
h, Skeleton. Cape of Good Hope. 
*i, Skull: young. Cape of Good Hope. Collected during the voyage 
of H.M.S. Rattlesnake. 
GEORYCHUS. 
Teeth :—Incisors +; Molars = ;=20. 
The Strxy Grounp Rar. Georychus holosericeus. 
*qa. Skull. S. Africa. 
Georychus damarensis. 
*a, Teeth. 
The Brrnp Sanp Mors. Georychus cecutiens. 
Bathyergus ceecutiens, Peters, Naturw. Reise nach Mossambique, 
Saugth. i. pl. 35. fig. 3 (skull). 
*qa. Skull. Port Natal. From Mr. Warwick’s Collection. 
Georychus capensis. 
Brandt, Mém. Acad. St. Pétersb. vii. pl. 5a. figs. 18-19 (skull). 
Bathyergus capensis, Waterhouse, Ann. & Mag. Nat. Hist. viii. p. 84. 
pl. 2. fig. 2 (skull, 1842, 
a. Skull. From the Zoological Society’s Collection. 
b. Skull: young. From Mr. Stevens’s sale. 
HELIOPHOBIUS. 
Heliophobius argenteo-cinereus. 
Peters, Naturw. Reise nach Mossambique, Saugth. i. p. 140. pl. 82. 
fig. 5 (brain), pl. 35. fig. 2 (skull). 
GEOMYS. 
Teeth :—TIncisors a3 Molars = ;=20. 
The Cotumsran Sanp Rat. Geomys douglasii. 
Richards., Faun. Bor.-Amer. p. 200, pl. 18¢. figs. 1-6 (skull), 1829. 
The Pecos Goruzr. Geomys clarkii. 
Baird, Mamm. N. America, p. 383. pl. 50. fig. 1 (skull), pl. 88. fig. 1 
(skull), 1859. ; P g. 1 (skull), p g 
