196 MURID.-—--HYDROCHERUS, 
The Crusrep Acuti. Dasyprocta cristata. 
*a, Skull. §. America. Purchased of Mr. Bartlett. 
b,c. Skulls. From the Zoological Society’s Collection. 
The Acovcuy or Ox1ve Acourr. Dasyprocta acouchy. 
*a, Skull, and bones of the body.—The specimen described by Mr. 
Waterhouse in Nat. Hist. Mamm. ii. p. 394. col. 1. 
b,c. Skulls. From the Zoological Society’s Collection. 
C@HLOGENYS. 
: = 4 
Teeth :—Incisors — ; Molars 55 ;=20. 
The Paca. Celogenys paca. 
Waterhouse, Nat. Hist. Mamm. ii. p. 364. pl. 18. fig. 8 (skull). 
arti fulvus, F. Cur., Ann. du Mus. x. p. 206. pl. 9. figs. 1 & 2 
s ‘ 
ee subniger, F. Cuv., Ann. du Mus. x. p. 206. pl. 9. figs. 3 & 4. 
Ceelogenys fusca, Owen, Odont. pl. 105. fig. 15 (teeth).—Cuv., Oss. 
Foss. v. pl. 1 (teeth). 
Cavia paca, Blainv., Ostéog. G. Cavia, pl. 2 (skeleton, ¢), pl. 4 (skull, 
from Guiana and Columbia). 
Paca, Buff., Hist. Nat. Supp. iii. p. 278. pl. 44 (skeleton). 
Cervical vertebree...........00. 7 
Dorsal «3 cach ener coed edea eee 13 
MUM DAT! ? 4 hasd oly eanee ee faeces ee 6 
DSACrALy irk sain sees ant scildna ant ean 4 
Camda sib adea tacnoae tag qoacus ey 5 (imperfect). 
a, Skull. Trinidad. Presented by J. Wright, Esq. 
6, ec. Skulls. 8S. America. 
*d. Skull: young. 8S. America. 
e. Skeleton. §. America. From Mr. Brandt’s Collection. 
f. Skeleton. 8. America. From Mr. Stevens’s sale-rooms. 
Skull. 8S. America. From Mr. Argent’s Collection. 
g- 
a . a: 8. America From the Zoological Society’s Collection. 
j. Skeleton. 
HYDROCHERUS. 
: 1-1 a oe 
Teeth :—Incisors — ; Molars 7 ; =20. 
The Capypara. Hydrocherus capybara. 
Pander und D’ Alton, Vergl. Osteol. no. 6. pl. 1 (skeleton), pl. 8 a, 3, c 
hear 1821.—Cuww., Oss. Foss. v. (dentition), 1823.—F. ik, Dents 
es Mamm. p. 148. no. 46 (dentition), 1825.— Owen, Odont. pl. 105. 
fig. 17 (dentition), 1840-45.— Waterhouse, Nat. Hist. Mamm. ii. 
pl. 4. fig. 3 (skull), 1848.— Brandt, Mém. Acad. St. Pétersb. vii. 
pl. 10. fig. 9 Gower jaw). 
