78 MEMOIRS OF THE CARNEGIE MUSEUM. 



6823a-u, C. M., twenty-one, largest 39 mm. Lagoa de Parnagua. Jan. 17, 1908. 



Haseman. 

 6827a-k, C. M., one male, twelve females, largest 43 mm. Rio das Velhas, 



tributary of Rio San Francisco. May 13, 1908. Haseman. 

 6828a-x, C. M., twenty-one males, largest 38 mm.; thirty -two females, largest 



38 mm. Pirapora, Rio San Francisco. Dec. 15, 1907. Haseman. 

 6829a-b, C. M., two. Lagoa Pereira, San Francisco basin. Dec. 23, 1907. 



Haseman. 

 6830a-b, C. M., two. Lagoa de Porto, San Francisco basin. Dec. 24, 1907. 



Haseman. 

 6831a-x, C. M., seven males,^'' largest 37 mm., twenty -seven females, largest 



39 mm. Barreiras, Rio San Francisco. Jan. 4, 1908. Haseman. 

 6832a-g, C. M., seven, largest 31 mm. Boqueirao, near mouth of Rio Preto, 



San Francisco basin. Jan. 6, 1908. Haseman. 

 6833a-x, C. M., twenty-eight, largest 38 mm. Santa Rita, San Francisco basin. 



Jan 26, 1908. Haseman. 

 6834a-e, C. M., five,^' largest 39 mm. Penedo at mouth of Rio San Francisco. 



March 22, 1908. Haseman. 

 6835a-c, C. M., three. Rio Coite, San Francisco basin. Nov. 6, 1907. 



Haseman. 

 6846a, CM., one, 40 mm. Lagoa Salgado, San Francisco basin. Nov. 10, 1907. 



Haseman. 

 6838a-d, C. M., four, largest 35 mm. Rio Itapicuru, Fazenda de Amaratu, 6 



miles north of Bom Fin. Nov. 21, 1907. Haseman. 

 6836a-f, C. M., six, largest 33 mm. Rio de Jacobina, tributary of Rio Itapicuru. 



A. 19-21. Haseman. 

 6837a-b, C. M., two, largest 39 mm. Queimadas, Rio Itapicuru. March 2, 1908. 



Haseman. 

 6839a-h, C. M., eight, 39 mm. Alagoinhas, Rio Catu. March 4, 1908. 



Haseman. 

 6840a, C. M., one, 35 mm. Cachoeira, Rio Paraguassu. April 14, 1908. Hase- 

 man. 

 6842a-x, C. M., twenty -five, largest 42 mm. Bebedouro, near Rio Grande and 



Rio Parana. Sept. 1, 1908. Haseman. 

 6844a, C. M., one male, 25 mm. Santa Maria, Rio Vaccacahy-Mirim, tributary 



of the Jacuhy, Rio Grande do Sul. Jan. 29, 1909. Haseman. 



'^ Color prominent, spot extending to end of middle rays in some. Depth 2.33-2.8. 

 " With ripe eggs. 



