482 MEMOIRS OF THE CARNEGIE MUSEUM 



mann and Kendall, Bull. U. S. Fish Com. XII, 1894, pi. 37. — Eigenmann, 



Repts. Princeton Univ. Exp. Patagonia, III, 1910, 466. 

 Centropomus undecim-radiatus, Lacepede, Hist. Nat. Poiss., IV, 1802, 268. 

 Perca loubina Lacepede, Hist. Nat. Poiss., IV, 1802, 418. 

 Sphyrcena aureoviridis Lacepede, Hist. Nat. Poiss., V, 1803, 327, pi. 9, fig. 2. 

 Centropomus appendiculatus Poey, Mem. sobre la Hist. Nat. Cuba, II, 1858, 119; 



Repert. Fis.-Nat. Cuba, II, 1868, 280. 

 Centropomus appendiculatus, part, Gunther, Trans. Zool. Soc. London, VI, 1868, 



406. 



Eleven specimens, 55-345 mm. Georgetown market. (C. M. Cat. No. 

 2423o-rf; I. U. Cat. No. 12553.) 



326. Centropomus ensiferus Poey. 



Centropomus undecimalis, part, Gunther, Catalogue, I, 1859, 79. 



Centropomus ensiferus Poey, Mem. sobre la Hist. Nat. Cuba, II, 1858, 122, pi. 12, 

 fig. 1. — Gunther, Trans. Zool. Soc. London, VI, 1868, 408. — Vaillant and 

 Bocourt, Miss. Sci. au Mex. et dans l'Am. Cent., Poiss., 1874, 33. — Stein- 

 dachner, "Fisch-Fauna Magdalenen-Stromes," 1878,21. — Jordan, Proc. U. 

 S. Nat. Mus., IX, 1886, 39. — Eigenmann, Repts. Princeton Univ. Exp. Pata- 

 gonia, III, 1910, 466. 



Centropomus armatus Gill, Proc. Acad. Nat. Sci. Phila., 1863, 163. — Gunther, 

 Trans. Zool. Soc. London, VI, 1868, 408. — Vaillant and Bocourt, Miss. Sci. 

 au Mex. et dans l'Am. Cent., Poiss., 1874, 34, pi. 1 ter, fig. 2. 



Centropomus affinis Steindachner, "Ichthyologische Notizen," i, 1864, 1, pi. 1, 

 fig. 1. — Vaillant and Bocourt, Miss. Sci. au Mex. et dans l'Am. Cent., Poiss., 

 1874, 31, pi. 1, fig. 1. 



Centropomus brevis Gunther, Proc. Zool. Soc. London, 1864, 145. — Vaillant and 

 Bocourt, Miss. Sci. au Mex. et dans l'Am. Cent., Poiss., 1874, 36. 



Centropomus scaber Bocourt, Ann. Sci. Nat., Zoologie, (5), IX, 1868, 90. 



Centropomus robalito Jordan and Gilbert, Proc. U. S. Nat. Mus., IV, 1882, 462. 

 Eleven specimens, 158-85 mm. Georgetown market. (C. M. Cat. No. 



2424a-/; I. U. Cat. No. 12552.) 



Family XXIII. CICHLID^. 



Key to the Guiana Genera of CichlidjE. 



a. First dorsal and anal rays not especially prolonged. 



b. Gill-rakers numerous, more than fifty on the lower arch, setiform; mouth moderate; anal spines three, 



alternating Chaetobranchus. 



bb. Gill-rakers not setiform. 



