184 PROCEEDINGS OF THE NATIONAL MUSEUM vol.94 



BAGRE BAGRE (Linnaeus) 



Silurvs hagre Linnaeus, Systema naturae, ed. 12. vol. 1, p. 505, 1766. 



Oaleichthys gronovii CuviER and Valenciennes, Histoire naturelle des polssons, 



vol. 15, p. 40, 1840 (Maracaibo). 

 Bagre hagre Fowler, Proc. Acad. Nat. Sci. Philadelphia, vol. 83, p. 408, 1931 



(Punta Tigre at mouth of St. Juan River, Venezuela). 



Genus ARIUS Cuvier and Valenciennes 



Arius Cuvier and Valenciennes, Histoire naturelle des poissons, vol. 15, p. 63, 

 1840. (Type, Pimelodus arius Buchanan.) 



ARIUS SPIXn (Agassiz) 



Pimelodus spixii Agassiz, in Spix, Selecta genera et species piscium . . . 



Brasiliam . . . , p. 19, 1829. 

 Arius spixii Regan, Proc. Zool. Soc. London, 1906, pt. 1, p. 386 (Brazil; Guiana; 



Caroni River, Trinidad; Venezuela). 



The following specimens were collected by Leonard P. Schultz, 

 during 1942 in the Maracaibo Basin of Venezuela: 



U.S.N.M. No. 121206, 11 specimens, 120 to 162 mm. in standard length. Rfo 

 de Los Pajaros, 3 km. above Lago Maracaibo, April 30. 



U.S.N.M. No. 121208, 2 specimens, 165 and 243 mm., Rfo Agua Caliente, 2 to 

 3 km. above Lago Maracaibo, May 1. 



U.S.N.M. No. 121207, 3 specimens, 137 to 142 mm., mouth of Cano de Sagua, 

 35 km. north of Sinamaica, March 12. 



U.S.N.M. No. 121210, 13 specimens, 110 to 137 mm., Lago Maracaibo, 1 km, 

 off Pueblo Viejo, April 7-9. 



U.S.N.M. No. 121209, 1 specimen, 131 mm., Lago Maracaibo at Yacht Club, 

 Maracaibo, May 16. 



The following specimens from the Gulf of Venezuela were collected 

 by the U. S. S. Niagara: 



U.S.N.M. No. 125527, 1 specimen, 66 mm. in standard length, off Jacuque 

 Point, January 26, 1925. 



U.S.N.M. No. 125526, 4 specimens, 116 to 160 mm., off Point MacoUa, April 

 19, 1925. 



Genus SELENASPIS Bleaker 



Selenaspis Bleeker, Ichthyologiae Archipelagi Indici Prodromus, vol. 1, p. 62, 

 1858. (Type, Silurus herzbergii Bloch.) 



SELENASPIS HERZBERGn (Bloch) 



Silurus herzbergii Bloch, Naturgeschichte der auslandischen Fische, vol. 8, p. 33, 



pi. 367, 1794. 

 Arius herzbergii Regan, Proc. Zool. Soc. London, 1906, pt. 1, p. 386 (Trinidad; 



Brazil; Guiana; Venezuela). 



The following specimens were collected by Leonard P. Schultz 

 during 1942 in the Maracaibo Basin of Venezuela: 



U.S.N.M. No. 121203, 8 specimens, 105 to 139 mm. in standard length, Lago 

 Maracaibo at the Yacht Club, Maracaibo, May 16. 



U.S.N.M. No. 121204, 24 specimens, 40 to 244 mm., mouth of Cano de Sagua, 

 35 km. north of Sinamaica (salinity 1.021), March 12. 



