284 LASIOPYGA 



species of Lasiopyga in Cercopithecus, and divides the genus 

 into three subgenera: Miopithecus, Cercopithecus and Cer- 

 cocebus, all of which now, however, are given generic rank by 

 most writers. Cercopithecus, (Lasiopyga), contains: (C.) 

 cynosura; (C.) pygerythra; (C.) lallandi I. Geoff., = L. 

 PYGERYTHRA ( F. Cuv.) ; (C.) GRisEoviRiDus ; (C.) sobceus 

 (Linn.), undeterminable; (C) rufoviridis ; (C.) Havidus Pet., 

 = L. RUFOVIRIDIS (I. Geoff.) ; (C.) werneri Geoff., (C.) 

 POGONiAs; (C) burnetti; (C.) samango Sundev., = L. labi- 

 ATA (L Geoff.); (C) labiatus; (C.) albigularis; (C.) 

 erythrarcha Pet., = L. albigularis (Sykes) ; (C.) mona; (C.) 

 CAMPBELLi; (C.) palatinus Wagn., = L. roloway (Erxleb.) ; 

 (C) diana; (C) LEucAMPYx; (C.) PLUTo; (C) erythrotis; 

 (C.) CEPHUs; (C.) NiCTiTANS ; (C.) melanogenys Gray, = L. 

 ASCANius Audebert ; (C.) /itdto Gray, = L. martini (Waterh.) ; 

 (C.) rw^^r (Linn.), = Erythrocebus patas? (Schreb.) ; (C) 

 PYRRHONOTUS Erhenb., is also an Erythrocebus; (C) ochra- 

 ceus Peters is a Papio; and (C) fuliginosus = Cercocebus 

 ^THiops (Schreb.) ; (C) collaris = C. torquatus (Kerr), and 

 both belong to Cercocebus. (C.) cethiops (Linn.), is unde- 

 terminable. 



1856. Pucheran, in Revue et Magasin de Zoologie. 



Lasiopyga grayi Eraser, renamed Cercopithecus erxlebeni. 



1860. Du Chaillu, in Proceedings of the Academy of Natural Sciences 

 of Philadelphia. 

 Lasiopyga nigripes first described as Cercopithecus nigripes. 



1862. Reichenbach, Die Vollstdndigste Naturgeschichte der Affen. 



The species of the genus Lasiopyga is here divided into four 

 subgenera. A. Miopithecus, and B. Cercocebus, both recog- 

 nized in the present Review as independent genera. C. Cerco- 

 pithecus with the following species. (C.) cephus; (C.) 

 melanogenys Gray, = L. ascanius (Audeb.) ; (C.) ludio Gray, 

 = L. martini (Waterh.); (C.) petaurista ex Guinee; (C) 

 histrio Reichenb., = L. ascanius (Audebert) ; (C.) ascanius; 

 (C.) NICTITANS ; (C.) roloway; (C.) diana; (C.) leu- 

 CAMPYx; (C) PLUTO ; (C.) .mona; (C.) campbelli ; (C) 

 POGONIAS ; (C.) erxlebeni Pucher., = L. grayi (Eraser) ; (C) 

 nigripes; (C.) burnetti; (^C.) labiatus; (C.) martini; (C.) 

 erythrarchus Peters, = L. albigularis (Sykes) ; (C.) 

 erythrotis; (C.) albigularis; (C) monoidcs I. Geoff., = 

 L. albigularis (Sykes); (C.) werneri; (C.) rufoviridis; 



