524 MEMOIRS OF THE CARNEGIE MUSEUM 



jaws with conical, depressible teeth; gill-membranes free to below the posterior 

 part of the eye. 



Top of skull covered with chromatophores, a few chromatophores along the 

 sides. 



This species differs from the tj-pical Donnitator in having the head naked. 



The single specimen (of small size) does not enable me to do more than call attention 



to this species. 



Eleotris Bloch and Schneider. 



Eleotris Gronow, Zoophyl., 1763, 83. — Block and Schneider, Syst. Ichth., 1801, 



65 (pisonis). 

 Culius Bleeker, Arch. Neer. Sci. Nat., IX, 1874, 303 (fuscus). 



Type, Gohius pisonis Gmelin. 



Ventrals separate; vomer without teeth; isthmus broad; lower pharyngeals 

 normal; dci)th 4-5.5 in the length; preopercle with a partly concealed spine. 



356. Eleotris amblyopsis Cope. 



Culius amblyopsis Cope, Trans. Am. Philos. Soc, XIV, 1871, 473 (Surinam). — 

 Jordan and Eigenmann, Proc. U. S. Nat. Mus., IX, 1886, 483. — Eigenmann 

 and Eigenmann, Proc. Cal. Acad. Sci., (2), I, 1888, 55 (Surinam). — Jordan 

 and EvERMANN, Bull. U. S. Nat. Mus. No. 47, III, 1898, 2199.— Eigenmann, 

 Repts. Princeton Univ. Exp. Patagonia, III, 1910, 480. 

 Two specimens, 42-58 mm. Mora Passage. (C. M. Cat. No. 2439; I. U. 



Cat. No. 12556.) 



One specimen, 51 mm. Georgetown trenches. (C. M. Cat. No. 2440.) 

 Head 3.25; depth 4.3; D. VI, 10; A. 9; scales 40-43 in a median series; e3'e 



1.5 in the snout, 6 in the head, 1.3 in the interorbital. 



Chocolate-brown. Vertical fins barred; caudal darkest. 



Guavina Bleeker. 

 Guavina Bleeker, Arch. Neer. Sci. Nat., IX, 1874, 302. 



Type, Eleotris guavina Cuvier and Valenciennes. 



Ventrals separate; vomer without teeth; lower pharyngeals normal; scales 

 small; preopercle without a spine. 



357. Guavina guavina (Cuvier and Valenciennes). 

 Eleotris guavina Cuvier and Valenciennes, Hist. Nat. Poiss., XX, 1837, 223 

 (Martinique). — Muller and Troschel, in Schomburgk, Reisen, III, 1848, 623 

 (mouths of rivers). 



