34 HYSTRICID^:. 



Genus ECHIMYS. 



190. Echimys spinosus, Desm. Spiny Eat. 

 Hob. Brazil. 



, b. Received in exchange from the Jardin des Plantes, Paris, 

 June 26, 1865. 



Genus CAPROMYS. 



191. Capromys pilorides, Say. Fournier's Capromys. 

 Hab. Cuba. 



a. Purchased, May 19, 1862. 

 6. Purchased, July 20, 1865. 



192. Capromys prehensiliSj Poepp. Prehensile-tailed Capro- 



mys. 

 Hab. Cuba. 



a. Purchased, June 18, 1862. 



193. Capromys brachyura, Hill. Short-tailed Capromys. 

 Hab. Jamaica. 



a, b. Purchased, Oct. 23, 1865. 



Genus MYOPOTAMUS. 



194. Myopotamus coypus (Mol.). Coypu. 

 Hab. South America. 



a. Presented by Capt. Hutchkiss, Oct. 22, 1863. 



Genus DASYPROCTA. 



195. Dasyprocta leporina (Linn.). Acouchy. 

 Hab. British Guiana. 



a, b. Presented by Alfred Ikin, Esq., Nov. 2, 1861. 

 c, d. Presented by Sir W. W. Holmes, July 10, 1866. 



196. Dasyprocta aguti (Linn.) . Golden Agouti. 

 Hab. Guiana. 



a. Female. Presented by J. S. Caldwell, Esq., May 30, 1857. 



b. Male. Born in the Menagerie, May 24, 1860. 



