140 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 09 



U.S.N.M. No. 121705, 3 specimens, 47 to 70 mm., from Lago de Maracaibo at 

 Yacht Club, Maracaibo, May 5 and 16, 1942. 



U.S.N.M. No. 121706, 2 specimens, 36 and 53 mm., Lago de Maracaibo at 

 Yacht Club, Maracaibo, February 27, 1942. 



U.S.N.M. No. 121704, 1 specimen, 68 mm., Lago de Maracaibo, 7 km. south 

 of Maracaibo, March 6, 1942. 



U.S.N.M. No. 121703, 14 specimens, 14 to 42 mm., Lago de Maracaibo op- 

 posite Salina Rica, 5 km. north of Maracaibo, February 20, 1942. 



U.S.N.M. No. 121707, 135 specimens, 28 to 77 mm., Salina Rica, 5 km. north 

 of Maracaibo, February 20, 1942, 



The following collections were made by Dr. F. F. Bond: 



10 specimens, 13 to 55 mm., coastal lagoons 15 km. north of Maracaibo 

 April 6, 1938. 



1 specimen, 53 mm., lagoons, Tucacas, 60 km. northwest of Puerto Cabello, 

 January 29, 1938. 



1 specimen, 29 mm., Rfo Borburata, 3 km. east of Puerto Cabello at Gafianga. 



2 specimens, 20 and 23 mm., Rfo Cerro Grande, 10 km. east of Macuto, 

 December 22, 1937. 



EUaNOSTOMUS ARGENTEUS Baitd and Girard 

 MOJARRA 



Eucinostomus argenteus Baird and Girard, in Baird, Ann. Rep. Smithsonian 

 Inst, for 1854, p. 335, 1855 (Bessley Point, N. J.). 



U.S.N.M, No. 121798, 62 specimens, 20 to 67 mm., Salina Rica, 5 km. north of 

 Maracaibo, February 20, 1942. 



The following specimens were collected by the U. S, S. Niagara in 

 Gulf of Venezuela: 



U,S.N.M. No. 121943, 1 specimen, 80 mm, in standard length, Point MacoUa, 

 April 19, 1925. 



U.S.N.M, No. 121945, 2 specimens, 81 and 87 mm. in standard length, Salinas 

 Bay, April 4-5, 1925. 



U.S.N.M, No. 121947, a specimen 89 mm., Estanques Bay, February 20, 1925, 



U.S.N.M. No. 121944, 2 specimens, 56 and 67 mm., Amuay Bay, December 

 9, 1924. 



U.S.N.M. No. 121946, 10 specimens, 45.5 to 80 mm.. Cape San Romdn, April 

 2, 1925. 



The following collections were made by Dr. F. F. Bond: 



40 specimens, 15 to 27 mm. in standard length, Rfo Borburata, 3 km. east of 

 Puerto Cabello at Gafianga, January 15, 1938. 



9 specimens, 14 to 27 mm., Rfo Cerro Grande, 10 km. east of Macuto, December 

 22, 1937. 



1 specimen, 19 mm., coastal lagoon 15 km. north of Maracaibo. 



1 specimen, 21 mm., Rio Apure at San Fernando de Apure, Feburary 16, 1938. 



The young of this species and of E. gula are separated Nnth con- 

 siderable difficulty, and I am not positive that my identification of 

 specimens under 25 mm. is correct. 



In the Maracaibo Basin specimens, in addition to the difference in 

 depth of body between E. gula and E. argenteus, I observed that the 



