eigenmann: the FRESHWATER FISHES OF BRITISH GUIANA 419 



Obidos; Villa Bella; Serpa; Santarem; Silva, Lake Saraca; Hyanuary; Manes; 

 Porto do Moz; Curupira; Tabatinga; Lake Jose Assu; Goyaz). — Vaillant, 

 Notes from Leyden Mus., XX, 1898, 14 (Berbice); Bull. Mus. d'Hist. Nat., V, 

 1899, 154 (Carsevenne; Carnot). — Regan, Proc. Zool. Soc. London, 1906, 

 382 (Trinidad).— Eigenmann and Ogle, Proc. U. S. Nat, Mus., XXXIII, 

 1907, 36 (Trinidad).— Eigenmann, Ann. Carnegie Mus., IV, 1907, 124 (Bahia 

 Negra) . 



Hoplerythrinus unitceniatus Gill, Proc. U. S. Nat, Mus., 1895, 208. — Eigenmann, 

 Repts. Princeton Univ. Exp. Patagonia, III, 1910, 448. 



Erythrinus salvus Agassiz, Selecta Gen. et Spec. Pise. Bras., 1829, 41 (Rio San 

 Francisco). — Muller and Troschel, in Schomburgk, Reisen, III, 1848, 632 

 (forest streams and ponds). — Eigenmann and Eigenmann, Proc. Cal. Acad. 

 Sci., (2), II, 1888, 107. 



Erythrinus vittatus Cuvier and Valenciennes, Hist. Nat. Poiss., XIX, 1846, 499, 

 pi. 585 (Cayenne, Surinam; Brazil). 



Erythrinus gronovii Cuvier and Valenciennes, Hist. Nat. Poiss., XIX, 1846, 500 

 (Cayenne). — Gunther, Catalogue, V, 1864, 284. — Peters, MB. Akad. Wiss. 

 Berlin, 1877, 472 (Calobozo). 



One specimen, 195 mm. Nickaparu Creek. (C. M. Cat. No. 2163.) 

 One specimen, 180 mm. Below Packeoo. (C. M. Cat. No. 2164.) 

 Ten specimens, 140-190 mm. Creeks about Aruataima. (C. M. Cat. No. 



2168a-6; I. U. Cat. No. 12331.) 



Two specimens, 150-275 mm. Savannah Landing. (0. M. Cat, No. 2169a; 



I. U. Cat. No. 12332.) 



Eight specimens, 88-140 mm. Holmia. (C. M. Cat. No. 2170o-6; I. U. 



Cat, No. 12333.) 



One specimen, 147 mm. Gluck Island. (C. M. Cat. No. 2165.) 



One specimen, 300 mm. Lama Stop-Off. (C. M. Cat. No. 2166.) 



Fourteen specimens, 205-290 mm. Georgetown market. (C. M. Cat. No. 



2171a-c; I. U. Cat. No. 12334.) 



One specimen, 135 mm. Pacopoo Pan. (C. M. Cat. No. 2167.) 



Six specimens, 85-122 mm. Twoca Pan. (C. M. Cat. No. 2172a-c; I. U. 



Cat, No. 12335.) 



Head 3.3-3.5; depth 4.25; D. 10; A. 11; scales 3-32 to 36-3. Eye 1.5 in 



the snout, 6 in the head, 2.75 in the interorbital. 



Very similar in most respects to Erythrinus erythrinus. Dorsal rounded in 



both sexes; ventrals broad, rounded, not reaching the anus; top of head without 



