332 FISHES OF WESTERN SOUTH AMERICA 
462. SYMBRANCHUS MARMORATUS Bloch 
Synbranchus marmoratus Bloch, 1795, Ausl. Fische, IX, 87, pl. 418; 
Miller and Troschel, 1848, in Schomburgk, Reisen, III, 640; 
Gunther, 1870, Cat. Fish. Brit. Mus., VIII, 15; 
Jordan and Evermann, 1898, Bull. U.S. Nat. Mus., XLVIT, 342; 
Kigenmann, 1910, Rept. Princeton Univ. Exped. Patagonia, IIT, 450. 
Symbranchus marmoratus Cope, 1871, Proc. Acad. Nat. Sei. Phila., XXIII, 290, Rio Ambyiacu; 
Cope, 1878, Proc. Amer. Phil. Soc., XVII, 673, near Pebas; 
Kigenmann, 1912, Mem. Carnegie Mus., V, 443; 
Bigenmann, 1922, Mem. Carnegie Mus., LX, 177. 
Cuba and Mexico to Peru and Rio de la Plata 
16162, 14 (1, 193 mm., 13 juvenile, about 45 mm.) creek, Yurimaguas, Allen, November, 1920. 
A species with wider distribution than any other South American freshwater 
form. 
Order ISOSPONDYLI 
Family XIV: Engraulidae 
Genus 188: LYCENGRAULIS Gunther 
Lycengraulis Giinther, 1868, Cat. Fish. Brit. Mus., VIT, 385; 
Eigenmann and Eigenmann, 1891, Proc. U. 8. Nat. Mus., XIV, 63; 
Higenmann, 1910, Rept. Princeton Univ. Exped. Patagonia, IIT, 452. 
Type: Engraulis grossidens Cuvier 
Marine, Guiana to Rio de Janeiro, entering rivers; the Amazons 
Differing from other anchovies in the possession of unequal teeth, partly canine. 
463. LycCENGRAULIS BATESID Giinther 
Lycengraulis batesii Giinther, 1868, Cat. Fish. Brit. Mus., VII, 399; 
Eigenmann, 1910, Rept. Princeton Univ. Exped. Patagonia, IIT, 452. 
Engraulis iquitensis Nakashima, 1941, Bol. Mus. Hist. Nat. Lima, V, 62. 
Rio de Para to cis-Andean Peru 
16151, 2, 145 and 215 mm., Yurimaguas, Allen, November, 1920. 
16152, 2, 143 and 198 mm., Gosulimacocha, R. Morona, Allen, October, 1920. 
16153, 1, 162 mm., R. Paranapura, Yurimaguas, Allen, November, 1920. 
The species appears to be completely adjusted to fresh waters, although its 
nearest relatives are partly marine. 
Nakashima’s specimens, fide G. 8. Myers, are undoubtedly this species. 
Genus 189: AMPLOVA Jordan and Seale 
Amplova Jordan and Seale, 1925, Copeia, no. 141, 31, balboae; 
Myers, 1940, Proc. Cal. Acad. Sci., (4), XXIII, 438. 
