LASIOPYGA 283 



1849. /. E. Gray, in Proceedings of the Zoological Society of London. 

 Lasiopyga martini Waterh., renamed Cercopithecus ludio. 



1850. /. Gcoffroy St. Hilaire, in Comptes Rendus de I'Academie des 

 Sciences. 



Lasiopyga sabsa (Linn.), undeterminable; L. werneri first 

 described as Cercopithecus werneri; and L. griseoviridis 

 Desm., called Cercopithecus sabceus. 



1850. Fraser, Catalogue of the Knowsley Collection. 

 Lasiopygus grayi first described as Cercopithecus grayi. 



1851. /. Geoff roy St. Hilaire, Catalogue des Primates. 



A list of the species of Lasiopyga (under Cercopithecus), con- 

 tained in the Paris Museum, with a history of the specimens 

 so far as known is here given. They are divided into two 

 groups, ler, "Espcces a museau mi peu plus court, a formes 

 plus sveltes," and, 2me, "Especes a museau un peu plus long, a 

 formes moins sveltes." The first has three sections: A. "Es- 

 peces a nez velu et blanc" with two species, L. nictitans, and 

 (C.) petaurista (nee Schreb.), = L. fantiensis Matschie. B. 

 "Especes n'ayant ni le nez blanc ni une bande sourciliere 

 blanche" has four species: L. cephus; (C.) monoides — L. 

 ALBiGULARis ; L. LABiATA ; and L. MONA. C. "Especes ayant 

 une bande frontale blanche" contains two species : L. diana, 

 and L. leucampyx. The second group has two sections: A. 

 "Especes a pelage vert ou teinte de vert" has seven species: 

 (C.) lallandi — L. pygerythra; L. pygerythra; L. cynosura; 

 (C.) sabcEus (nee Linn.), = L. griseoviridis (Desm.) ; L. 

 rufoviridis ; (C.) callitrichus = L. sabtea (Auct. nee 

 Linn.) ; L. werneri. B. "Especes a pelage d'un roux vif," 

 treats of the species that are retained in the genus Erythro- 

 CEBUS in this work, and will be considered in the review of that 

 group. 



1852. Peters, W. C. H. Naturwissenschaftliche Reise nach Mossam- 

 bique. Sdugethiere. 



Lasiopyga albigularis juv. Sykes, is here renamed Cercopithecus 

 erythrarchus ; and Lasiopyga rufoviridis L Geoff., rede- 

 scribed as Cercopithecus flavidus. Cercopithecus ochraceous 

 is a young Papio, species not determinable. Skull in Berlin 

 Museum. 

 1855. Wagner, Schreber, Die Saugthiere in Abbildungen nach der 

 Natur mit Beschreibungen. Supplementband. 

 In the volume for this year, the Author includes thirty-two 



