Jordan and Everinann. — Fishes of North America. 1349 



Jf. Scales large, about 46 (45 to 48) in lateral line ; body rather elongate, the 

 depth about 2J in body; longest dorsal spine about 1\ in head. 



A. Canines small, about j^; ey® large, 3 in head; dorsal spines XI; 



preorbital narrow, about equal to eye. Dorsal outline forming 

 a comparatively regular arch, the back being elevated, the 

 anterior profile steep and nearly straight. Color plumbeous 

 gray, with a blue spot on each scale, preorbital with blue 

 streaks ; a blue streak below eye ; a blue point in the axil. 



MACROPS, 1726. 



hh. Canines moderate, y^, the outer on each side sometimes enlarged; 

 eye rather small, about 4^ in head in adult; preorbital very 

 deep; dorsal spines XII. Body rather oblong, the back not 

 strongly arched, the anterior profile rather evenly curved. 

 Color dull silvery, faintly banded; preorbital plain; axil 

 dusky. TAUEiNus, 1727. 



ee. Pectoral fin short, about 3J in body. 



i. Dorsal outline forming a comparatively regular arch, the anterior profile 

 from the snout to base of the spinous dorsal evenly convex ; the back 

 elevated, the depth in the adult about 2\ in length; canines subequal, 

 =-; ; preorbital not very deep ; pectoral shortish. Color dull silvery, 



with pearly spots on scales of back; preorbital bluish, plain or with 

 pearly markings, without blue stripes; a faint pale streak below eye; 

 axil with a small inky black spot; crossbars on body usually per- 

 sistent. PENNA, 1728. 

 it. Dorsal outline not forming a regular arch, the anterior profile straight 

 from base of spinous dorsal to nape, where a rather sharp angle is 

 formed, thence straightish above eye, the snout convex ; body rather 

 elongate, the depth about 2J in length. 



?. Preorbital deep, nearly twice diameter of eye ; canine teeth . 



Body oblong, the back little elevated, the anterior profile un- 

 evenly curved, very convex before eye. Color olivaceous, with 

 dark bars or spots, the centers of many scales pearly; 6 yellow- 

 ish spots along the lateral line; preorbital brownish, usually 

 with dashes of golden yellow; membrane of opercle orange; 

 fins mostly barred or spotted. ARCtifrons, 1729. 



jy. Preorbital not deep, pectoral short, 1^ in head; dorsal fins low, the 



g 

 longest spine about 3 in head; canines ^, moderate, equal. 



Body little elevated, the anterior profile rather strongly convex, 

 the curve continuous from snout to middle of dorsal. Color 

 olivaceous, with darker crossbands ; preorbital plain ; a dark 

 axillary spot; a blue subocular band. medius, 1730. 



Subgenus CALAMUS. 



1720. CALAMUS CALAMUS (Cuvier & Valenciennes). 



(Saucer-eye Porgy; Pez de Pluma.) 



Head 3|; depth l-i^^ to 2J (2f in total). Eye large, 3f in head in adults 

 (12 inches long). D. XII, 12 (XIII, 11) ; A. Ill, 10, or III, 11. Scales 9-54-16, 

 cheeks with 5 or 6 series of scales. Body elevated more than in any other 

 known species of this genus, the depth in adult being slighty more than 

 \ length of body. Anterior protile less steep than in C. proridena, the 



