5* LAGOTHRIX 



1823. Spix, Simiarum et Vespertilionum Brasiliensium. 



Lagothrix infumata first described as Gastrimargus infu- 

 inatus; and L. cana redescribed as Gastrimargus olivaceus. 



1829. Fischer, Synopsis Mammalium. 



Lagothrix lagotricha and L. c.^xa are here placed in the 

 genus Cebus ! 



1840. Wagner, Schreber, Die Sdugthiere in Abbildungen nach der 

 Natur mit Beschreibungen. Supplenientband. 

 Two species are recognized in this work, L. cana, of which 

 G. olivaceus Spix is made a synonym ; and L. infumata. 



1840. R. P. Lesson, Species des Mammifcres Bimanes et Quadru- 

 manes. 



The genus Lagothrix in this work contains but one species L. 

 caparro = L. lagotricha Humb., and the G. infumatus Spix, 

 is described as the female. L. cana is considered the same as 

 L. caparro = L. lagotricha and Gastrimargus olivaceus Spix, 

 = L. cana Geoff., is considered a variety. 



1848. /. Geoffroy St. Hilaire et Deville, in Comptes Rendus. 

 Lagothrix cana redescribed as L. castelnaui. 



1851. /. Geoffroy St. Hilaire, Catalogue des Primates. 



Three species are here recognized : L. cana ; L. humboldti = 

 L. lagotricha; and L. castelnaui = L. cana. 



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

 Natur mit Beschreibungen. Supplenientband. 

 L. olivacea (Spix), and L. infumata (Spix), are the two 

 species recognized in this work, with L. humboldti ex Tschudi 

 = L. lagotricha as a synonym of the first, and L. castelnaui 

 synonym of the second. 



1857. Pucheran, in Revue et Magasin de Zoologie. 



The paper here published is a review of the species of Lago- 

 thrix based upon the examples in the Collection of the Paris 

 Museum. There were ten in all, exclusive of those brought by 

 MM. Castelnau and Deville, and which were described as dis- 

 tinct as L. castelnaui. The ten specimens come from Brazil, 

 Colombia and Peru. Descriptions of these are given and the one 

 from Peru is named L. tschudi, and the specimen from Cayenne 

 is separated as L. geoffroyi. These however are only L. lago- 

 tricha and L. cana at different ages. L. castelnaui = L. cana, 

 is considered a good species. The ten examples are separated 

 according to locality and four species are recognized : L. cana, 

 Brazil ; L. humboldti = L. lagotricha. New, Grenada, (the 



