MURID.Z.—MUS. 163 
The Norway Rat. Mus decumanus. 
Cuv., Oss. Foss. v. pl. 1. fig. 3 (teeth).— Owen, Odont. pl. 105. figs. 9, 
10 (teeth).— Blasius, Faun, Wirb. Deutschl. p. 310. fig. 171 (skull), 
figs. 172, 173 aera 1857. 
Surmulot, Buff, Hist, Nat. viii. p. 218. pl. 27 (skeleton). 
Cervical vertebre.............. 7 
Dorsal. je seg aviansies anne see ed estes 13 
MAID ALY osc errs Gna onidemeee teres 6 
SACL. 2. ony seh eer awee e's eeaee: oes ous 4 
Cada: accuses aa 6% ach aware 27 
a—d. Skulls. India. Presented by B. H. Hodgson, Esq. 
e. Skull. England. Presented by G. R. Gray, Esq. 
f. Skull. From Dr. Mantell’s Collection. 
g. Skull. 
h. Skeleton. England. From Mr. Turner’s Collection. 
i. Skeletons: ¢ 9. England. From Mr. Daniel’s Collection. - 
2 ena Ss: } 8. Germany. From Dr. A. Giinther’s Collection. 
m. Skull. From the voyage of H.M.S. Herald. 
n. Skull. W. Falkland. Presented by C. Darwin, Esq. 
o, p. Skulls. N. America. Presented by Dr. Backman. 
q. Skull: from a red variety. N. Africa. | From the Zoological So- 
ry. Skull: from a white variety. ciety’s Collection. 
¥3, Skull. “Mus decumanoides.’ India. Presented by the East 
India Company. 
*t, Skull: young. New Zealand. Presented by Sir G. Grey. 
The ALEXANDRINE Rat. Mus alexandrinus. 
*q, Skull. Port Natal, §. Africa. From the Stockholm Museum. 
*b, Skull. Port Natal. 
*¢, Skull. Cape of Good Hope. 
*d. Skull. 
*e, Skull: young. Cape of Good Hope. 
Mus pilorides. 
Cervical vertebre...........00. vi 
WOrSals 2h)4.a, sina bw ae aoa Hae ae 13 
WMD AL) i. sie a h-aaiea ores Saws ack 6 
Saeral) goss gaan eee eweads 4 
Catidal sic 054 be sae ew eee es 32 or 33 
¥*q, Skull. St. Lucia. 3 8) Ga iagian: 
B Siccletins } From the Zoological Society’s Collection 
The Wuire-BELLIED Rat. The Roor Rat. Mus tectorum. 
Baird, Mamm. N. America, p. 441. pl. 52. fig. 6 ae 
M 
