Haseman : ICxi'i'.DiiioN ro C'knirai. Soi' in Amkkica. .'U I 



As I ha\(.' said hrtOit', this charactiT has no xaliic for (lislinj;uisliiiiji 



species. 



No. 2(^o~a-U 6-IO cm., Sao Joao da Hana, Rio Paraliyha, June 26, 



lt)()S. 



Tlu' larirest one has depth 1.75; head 2.67; eye 3.8. 

 No. 2()o8(i -•:..•, 2.5 to 6 cm., Bom Jardin, Minas, Rio drandc of the 



Parana, July 7, iqoS. 

 N\). 2(H>(), 5.5 cm., Ijioranga, Rio Ril)eira, Dec. i, iijoS. 



The color-bands are very distinct, and the basal halves of rayed 

 dorsal and anal and the spinous dorsal and anal, ventrals, and tip 

 of caudal are black. 

 No. 2hiO(/-/;7. 4.5 to 9 cm., Miiniz Frcire, Rio Itapemerim, June 19, 



1908. 

 No. 261 !«-»/, 2 to 7 cm., Kntre Rios, Rio Paraluba, July 2, 1908. 

 No. 2(:i\2a-d, 3.5 to 6.5 cm., Rio Grande, Minas, Aug. 18, 1908. 

 No. 2613. 5 cm.. Barra de Pirahy, Rio Parahyba, July 12, 1908. 

 No. 26140-/?, 3 to 9 cm., Campos, Rio Parah\l)a, June 14, 1908. 



The largest specimen has A. \TI, 9, and the de])th is less than 2 in 

 the length. 

 No. 26150-^, 5.5 cm., Morretes, Parana, Jan. 3, 1909. 



Heavy black lateral bands; depth more than two in the length; 

 snout is longer and more slender than in a typical specimen; diameter 

 of the eye less than the length of the snout and the intert)rbital 

 space. Such specimens as a rule come from fast-flowing water, while 

 the rounder-bodied, shorter-snouted, and larger-eyed form comes from 

 lagoons and gentle currents. 

 No. 2617, 8 cm., Porto Alegre, Rio Grande do Sul, Jan. 24, 1909. 



This specimen has four rows of scales on the cheeks and some of 

 the rows on the sides have the scales with black and some with white 

 centers. 



No. 2618a-/, 2 to 5 cm., Campos, Rio Parahyba, June 13, 1909. 

 No. 26i9a-c, 4.5 to 7 cm., Jaguara, Rio Grande, Minas, Aug. 18-19, 



1908. 

 No. 2620a-/, 4 to 5.7 cm., Cachoeira, Rio Jacuhy, Jan. 26, 1909. 

 No. 262\a-h, 2.5 cm., Santa Rita de Jacutinga, Minas; in a lagoon 



above the high waterfall in the Rio Preto of Rio Parah>ba, JuK' 



9, 1908. 

 No. 2622a-b, 6.5 and 12.3 cm.,Lagoa Feia, Tocas. June 27, 1908. 

 No. 2623, 5 cm., Muniz Freire, Rio Itapemerim, June 18, 1908. 



