THE GYMNOTID EELS OF TROPICAL AMERICA. 127 



6. Eigenmannia virescens (Valenciennes). 



Sternarchus virescens Valenciennes, in d'Orb., Voy. Am. Merid., Poiss., ii, pi. 13, 

 fig. 2, 1847. 



Sternopygus virescens Muller and Troschel, Horae Ichthyol., Ill, 14, 1849 

 (Guiana); Kaup, Apod., 137, 1856; Steindachner, Die Gymnotida?, 12, 

 1868 (Matto Grosso, Rio Negro, Guapore, Marabitanos, Irisanga) ; Gunther, 

 Proc. Zool. Soc, 1868, 229 (Xeberos); Gunther, Cat., VIII, 7, 1870 (Surinam, 

 Lagoa Santa, Xeberos); Cope, Proc. Am. Philos. Soc, 1870, 570 (Pebas, 

 Rio Parana); Cope, Proc. Acad. Nat. Sci. Phila., 1871, 257 (Ambyiacu); 

 LtJTKEN, Velhas-Flodens Fiske, 247 and XIX, 1875 (Lagoa Santa and Rio das 

 Velhas); Peters, Mb. Ak. Wiss. Berlin, 1877, 473 (Apure); Steindachner, 

 Fisch-f. Magd. Stromes, 55, pi. XIV, fig. 4, 1878; Cope, Proc. Am. Philos. 

 Soc, 1878, 682 (Peruvian Amazon); Cope, /. c, 1894, 93 (Rio Grande do 

 Sul); Boulenger, Trans. Zool. Soc, XIV, 38, 1894 (Descalvados). 



Cryptops virescens Eigenmann, Ann. N. Y. Acad. Sci., VII, 1894, 626; Eigen- 

 mann, I. c, 635 (Rio Grande do Sul); Boulenger, Boll. Torino, X, 3, 1895 

 (Colonia Risso, Paraguay); Boulenger, Ann. Mus. Civico, Genova, 1898, 127 

 (Puerto 14 de Mayo). 



Eigenmannia virescens Eigenmann and Norris, Revista Mus. Paulista, IV, 549 

 (Piracicaba) ; Eigenmann and Kennedy, Proc. Acad. Nat. Sci. Phila., 1903, 

 530 (Arroya Trementina, Paraguay); Eigenmann and Ward, Proc. Wash. 

 Acad. Sci., Vol. VII, 1905, 172 (Rio Magdalena to Rio de la Plata, east of 

 the Andes); von Ihering, Os Peixes do Brazil, Part 1 A, 1907; Eigenmann, 

 Repts. Princeton Univ. Exp. Patagonia, III, 1910, 449 (Rio Magdalena to 

 Rio de la Plata, east of Andes). 



Sternopygus lineatus MtJLLER and Troschel, 1. c, III, 14, 1849, Lake Amucu in 

 Guiana; Kaup, Apod., 138; Steindachner, Die Gymnotidae, 261, 1868. 



Cryptops lineatus Eigenmann, Ann. N. Y. Acad. Sci., VII, 1894, 635 (Rio Grande 

 do Sul). 



Sternopygus tumifrons MIjller and Troschel, Horse Ichthyol., Ill, 14, 1849 

 (South America). 



Sternopygus microstomus Reinhardt, Vidensk. Mcddel. Naturh. For. Kjobenh.^ 

 1852 or Wiegm. Arch., 1854, 181. 



Sternopygus limbatus Schreiner and Ribeiro, Arch. Mus. do Rio de Janeiro, 

 XII, 6, 1902 (Amazonas). 



Sternopygus humboldtii Steindachner, Fisch-f. Magd. Str., 55, pi. XIV, 1878 

 (Magdalena); id., Flussf. Siidam., 1, 21, 1879 (Mamoni R. at Chepo); id., Fisch- 

 fauna Cauca and Guayaquil, 36, 1880 (Cauca) ; Eigenmann and Eigenmann, 

 Proc. U. S. Nat. Mus., XIV, 1891, 62; Steindachner, Denk. Akad. Wiss. 

 Wien, LXXII, 147, 1902 (Baranquilla on Rio Magdalena). 



Cryptops humboldtii Eigenmann, Ann. N. Y. Acad. Sci., VII, 1894, 625 (Marajo). 



Eigenmannia humboldti Jordan and Evermann, Fishes North and Mid. Amer., 



