192 MURID H,—CERCOLABES. 
Lumbar vertebre............-. 4 
Sacral: ju 22a che we tdew ee 4 wea 4 
Cand al escencace dae e's Be ... . 15 or 16 
a, Skeleton. From Mr. Bartlett’s Collection. 
b. Skeleton. Since discovered to be a hybrid between the Common 
Poreupine and the Java species. Bred at the Surrey Gardens. 
From Mr. Bartlett’s Collection. 
A, flemingti, Gray, Proc. Zool. Soc. 1847. 
c. Skeleton. Hybrid, from the same pair of Porcupines as (b). Bred 
at the Surrey Gardens. From Mr. Bartlett’s Collection. 
d. Skeleton. 
*e, Skull, and bones of body. From the Zoological Society’s Col- 
lection. 
CERCOLABES. 
Teeth :—Incisors a ; Molars = 3=20. 
The Coznpoo. Cercolabes prehensilis. 
Waterhouse, Nat. Hist. Mamm. ii. p. 416. pl. 18. fig. 2 (skull), copied 
from Brandt’s figure. 
Hystrix prehensilis, Pander und D’ Alton, Vergl. Osteol. no. 6. pl. 6 
(skeleton ).—Blainv., Ostéog. G. Hystrix, pl. 3 (skeleton and skulls). 
Cervical vertebre.............. 7 
Dorsal wesw kos oy ec ja execs 17 
umber vce engeeuna make ee 5 
DACHAM: einng homtad Mulch! Reed a ba 3 
Caudal ...... i, Soraniete ae 32 
a. Skeleton. Brazils. 
*b. Skull: young. 
ce. Skull. Purchased of Mr. Cross. 
d, Skeleton. From the Zoological Society’s Collection. 
é. Skull. 
The Botrvran Cercotazes. Cercolabes boliviensis. 
*a, Skull. Bolivia. From Mr. Bridges’ Collection.—The specimen 
described by Dr. Gray. 
Cercolabes spinosus. 
F. Cuv., Mém. du Mus. ix. p. 483. pl. 20. figs. 5, 6 (skull), fig. 7 (feet). 
Cercolabes pallidus. 
Waterhouse, Nat. Hist. Mamm. ii. p. 434. pl. 18. tig. 3 a (upper molars). 
The Tricotovrep Tare Porcurine. Cercolabes villosus. 
Brandt, Mamm. Exot. p. 71. pl. 10. figs. 5-7 (skull), 1835.— Water- 
houss, Nat, Hist. Maine. i . 487. ol. 18. is 3 Cua, = 
a. Skull. Brazils. From M. Parzudaki’s Collection. 
