HYSTRICID,E. CHINCHILLID^. 117 



397. Sphingurus insidiosus (Licht.). Guianan Tree-Porcupine. 

 Hab. Surinam. 



. Eeceived, July 13, 1866. 



398. Sphingurus mexicanus (Shaw) . Mexican Tree-Porcupine. 

 Hab. Honduras. 



a. Presented by Capt. J. C. Hobbs, Aug. 12, 1870. 



399. Sphingurus villosus (F. Cuv.). Hairy Porcupine. 

 Hab. Brazil. 



. Purchased, May 5, 1875. See P. Z. S. 1875, p. 469. 



6, c. Purchased, March 23, 1877. 



d. Born iu the Menagerie, July 9, 1878. 



Family CHINCHILLID^E. 

 Genus CHINCHILLA. 



400. Chinchilla lanigera, Benn. Chinchilla. 

 Hab. Chili. 



a. Male. Born in the Menagerie, May 10, 1859. 



b. Female. Purchased, May 3, 1865. 



c. Born in the Menagerie, May 31, 1866. 



d. Male ; e, f. Females. Purchased, July 6, 1870. 

 g-k. Purchased, July 31, 1875. 



l-n. Bom in the Menagerie, May 21, 1876. 



o-q. Purchased, May 26, 1876. 



r. Born in the Menagerie, April 11, 1877. 



s, t. Bom in the Menagerie, April 19, 1877. 



u. Born in the Menagerie, Dec. 12, 1877. 



v. Born in the Menagerie, May 17, 1878. 



w. Born in the Menagerie, Oct. 2, 1878. 



.i-. Presented by Sir Charles Smith, March 18, 1879. 



y, z. Born in the Menagerie, May 21, 1879. 



a l -c\ Purchased, Jan. 15, 1880. 



d 1 -/ 1 . Purchased, June 5, 1880. 



Genus LAGOTIS. 



401. Lagotis cuvieri, Bennett. Cuvier's Lagotis. 

 Hab. Patagonia. 



a. Purchased, July 8, 1882. 



