144 



MEMOIRS OF THE CARNEGIE MUSEUM 



dorsal fin, adnate. Caudal fin forked, the upper lobe longer, about 5 in the length. 

 Anal fin longer than high. Ventrals small. Pectoral jjore large. 

 Light brown above, somewhat smutty below. 



21. Notariusparmocassis (Cuvier and Valenciennes). (Plate VIII, fig. 2.) 

 Arius parmocassis Cuvier and Valenciennes, Hist. Nat. Poiss., X.V, 1840, 57 



(Bahia). — Gunther, Catalogue, V, 1864, 154 (copied). 

 Tachisurus grandicassis parmocassis Eigenmann and Eigenmann, Proc. Cal. Acad. 



Sci., (2), I, 1888, 141 (Bahia; San Matheos; Maranhao); Occasional Papers 



Cal. Acad. Sci., I, 1890, 68. 

 Netuma stridicassis Jordan and Evermann, Bull. U. S. Nat. Mus. No. 47, I, 



1896, 126, part. 



Fig. 29. Outlines of occipital processes of various individuals of Notarius parmocassis (Cuvier 

 and Valenciennes). Total length of specimens the processes of which are figured in order from left to 

 right: 376 mm.; 418 mm.; 480 mm.; 4.35 mm.; 375 mm.; 232 mm. 



Several specimens, 232-480 mm. Georgetown market. (C. M. Cat. No. 

 1250-1253; I. U. Cat. No. 11779.) 



This species differs from grandicassis in having the occipital process separated 

 from the occiput by a broader constriction and the process more elongate-ovate. 



Vomerine teeth are present in the adult. No patches' of teeth are found back 

 of the two triangular palatine patches. 



22. Notarius stricticassis (Cuvier and Valenciennes). (Plate VIII, fig. 3.) 

 Arius stricticassis Cuvier and Valenciennes, Hist. Nat. Poiss., XV, 1840, 58 



(Cayenne). — Gijnther, Catalogue, V, 1864, 154 (copied). — Bleeker, " Silures 



de Suriname," 1864, 55, pi. 5, pi. 12, fig. 4 (Surinam). 

 Tachisurus grandicassis stricticassis Eigenmann and Eigenmann, Proc. Cal. Acad. 



Sci., (2), I, 1888, 141 (Bahia; Maranhao); Occasional Papers Cal. Acad. Sci., I, 



1890, 68. 

 Netuma stricticassis Jordan and Evermann, Bull. U. S. Nat. Mus. No. 47, I, 



1896, 126. 



Several specimens, 280-405 mm. Georgetown market. (C. M. Cat. No. 

 1260-1262; I. U. Cat. No. 11778.) 



