8 CERCOPITHECID^l. 



24. Cercopithecus pluto, Gray. Pluto Monkey. (Fig. 1, p. 7.) 

 Hab. West Africa. 



a. Male. Purchased, Aug. 3, 1870. 



6. Purchased, Dec. 17, 1870. See P. Z. S. 1871, p. 36. 



c. Purchased, June 29, 1871. 



d. Female. Purchased, Aug. 12, 1871. 



25. Cercopithecus cephus (Linn.). Moustache Monkey. 

 Hab. West Africa. 



a. Purchased, Oct. 21, 1862. 



b. Purchased, Aug. 30, 1865. 



c. d. Purchased, Aug. 11, 1866. 



e. Purchased, March 6, 1867. 

 /. Purchased, Aug. 5, 1867. 



( j. Presented by J. J. Monteiro, Esq., C.M.Z.S., Sept. 21, 1867. 



h-Jc. Received in exchange, July 3, 1868. 



I. Presented by Dr. Dyer, Nov. 16, 1868. 



m, n. Received in exchange, July 2, 1869. 



o. Male. Presented by Major-General Gambier, July 19, 1870. 



p. Male. Presented by Mr. F. Barnett, Nov. 8, 1870. 



q. Female. Purchased, Aug. 22, 1871. 



r. Received in exchange, Dec. 21, 1871. 



26. Cercopithecus nictitans (Linn.). Hocheur Monkey. 

 Hab. West Africa. 



a. Purchased, Jan. 17, 1865. 

 6. Purchased, April 8, 1871. 

 c. Purchased, July 26, 1871. 



27. Cercopithecus petaurista (Schreb.). Lesser White-nosed 



Monkey. 



Hab. West Africa. 



a. Deposited, Oct. 21, 1864. 

 6. Deposited, June 13, 1866. 



c. Purchased, July 18, 1866. 



d. Purchased, Aug. 11, 1866. 



e. Deposited, Dec. 16, 1867. 



/. Received in exchange, June 24, 1868. 

 g. Male. Purchased, Feb. 13, 1871. 



28. Cercopithecus ludio, Gray. Ludio Monkey. 

 Hab. West Africa. 



a. Purchased, May 26, 1868. 



b. Female. Deposited, Aug. 7, 1871. 



