290 DASYPIDiE. DRADTPTT9. 



Fourmilier, Buff., Hist. Nat. x. p. 178. pi. 30 (skeleton), pi. 33 

 (limbs). 



*a. Skull: adult. Columbia. 

 *b. Skull: half-grown. 

 *e. Teeth : young. 

 d. Skull: adult. 



CYCLOTHUEUS. 



The Ant-eater. Cyclothurus didactylus. 



Myrmecophaga didaetyla, Blainv., Ost^og. G. Myrmecophaga, pi. (ske- 

 leton). — Bapp, Edentaten, pi. 4. figs. 3-5 (skull), 1852. 



Cervical vertebrae 7 



Dorsal 15 



Lumbar 2 



Sacral 4 



Caudal 40 



a. Skeleton (imperfect). Pernambuco. Presented by J. P. G. Smith, 



Esq. 

 *o. Skull. S. America. From Mr. Bates's Collection. 

 c. Skeleton. S. America. Presented by A. Cuming, Esq. 



BRADYPUS. 



Teeth :— Incisors £| ; Canines ^ ; Molars £5 ; = 18. 



The Gipakeiou. Bradypus affinis. 



Gray, Proc. Zool. Soc. 1849, p. 68. pi. 10. fig. 2 a, b, c (skull). 



a. Skeleton. Brazils. From Mr. Brandt's Collection. 

 *b. Skull. S. America. 



The Sloth or Ai. Bradypus problematicus. 

 Gray, Proc. Zool. Soc. 1849, p. 73. pi. 11. fig. 5 (lower jaw). 

 a. Skull and imperfect skeleton. Presented by J. P. G. Smith, Esq. 



Bradypus crinitus. 



Gray, Proc. Zool. Soc. 1849, p. 67. pi. 10. fig. 1 a, b, c (skull). 



Cervical vertebrae 9 



Dorsal 15 



Lumbar 5 



Sacral 6 



Caudal 11 



a. Skeleton. Brazils. From Mr. Becker's Collection. 



