380 BULLETIN 79, UNITED STATES NATIONAL MUSEUM. 



*Aotus vociferans (Spix). 



1823. Nyctijnthecus vociferans Spix, Simiar. et Vespert. Brasil., 



p. 25. 

 1885. NydipitJiecus vociferans True, Proc. U. S. Nat, Mus., 

 vol. 7 (1884), p. 611. 1885. 

 (See note, page 401.) 

 Type Locality. — Tabatmga, upper Amazon, Brazil. (Ranges 

 north to Costa Rica.) 



Family CALLITRICHID^. 

 Genus LEONTOCEBUS Wagner. 



1812. Midas Geoffroy, Aim. mus. liist. nat., Paris, vol. 19, 

 p. 120. Type, Simia midas Linn^us. (Not of Latreiile, 

 1796.) 



1839. Leonioce5ws Wagner, Schreber's SaugtMere, Suppl., vol. 1, 

 p. 9. (Described on p. 248.) Type, Midas leoninus Geof- 

 froy (now selected). 



*Leontocebus geoffroyi (Pucheran). 



1845. Hapale geoffroyi Pucheran, Rev. zooi., vol. 8, p. 336. 



September, 1845. 

 1885. Midas geoffroyi True, Proc. U. S. Nat. Mus., vol. 7 (1884), 



p. 611. 1885. 

 Type Locality. — Unknown. (Ranges north to Panama.) 



Family ALOUATTID^. 



Genus ALOUATTA Lacepede. 



1799. Alouatta Lacepede, Tableau des divisions, sous-divisions, 

 orders et genres des mammiferes, p. 4. (Published as supple- 

 ment to Discours d'ouverture et de cloture du cours d'histoire 

 naturelle, et tableaux methodiques des mammiferes et des 

 oiseaux.) Tyj^e, Simla helzebul Linnaeus. 



* Alouatta palliata palliata (Gray). 



1848. Mycetes palliatus Gray, Proc. Zool. Soc. London, p. 138. 

 1863. Aluatta palliata Slack, Proc. Acad. Nat. Sci. Philadelphia 



(1862), p. 519. 

 1885. Mycetes palliatus True, Proc. U. S. Nat. Mus., vol. 7 



(1884), p. 611. 1885. 

 1897. [Alouata] palliata Trouessart, Catal. Mamm. viv. foss., 



p. 34. 

 Type Locality. — Lake Nicaragua. (Not Caracas, Venezuela; 



see Sclater, Proc. Zool. Soc. London, 1872, pp. 7-8.) 



