CATALOGUE OF VERTEBRATES. 725 



ACANTHARCHUS, Gill. 



(Centrarchus.) 



A. pomotis, Bd. [Ambloplites — Abbott's Catalogue.) Mud Sunfish. 



Body oblong, not much compressed nor elevated ; mouth wide, 

 with short gape ; lower jaw projecting ; pharyngeal teeth sharp ; 

 scales large, cycloid ; dorsal spines low, eleven ; anal five ; 

 caudal fin rounded ; cheeks with five rows of scales ; color dark 

 green, with five indistinct longitudinal bands on sides ; also 

 bands on cheeks ; an opercular spot ; fins plain. Soft dorsal and 

 anal rays, 10 ; length, 4 inches. 



" This is a less abundant species than the one following, but 

 in its habits is somewhat similar. Specimens kept by the writer 

 in an aquarium, devoured many small cyprinoids and wounded 

 the other large fish so that many of them died." — [C. C. A.] 



ENNBACANTHUS, Gill. 

 (Hemioplites. Copelandia.) 



E. obesus, Bd. {Pomotis, Bryttus, fasciatus, guttatus.) Spotted-finned 

 Sunfish. 



Body short, deep, compressed ; mouth small, with well- 

 developed supplementary bone; no teeth on tongue; opercle 

 with two points ; anal large, but smaller than dorsal ; scales 

 large ; opercular spot more than half as large as eye ; cheeks 

 with four rows of scales ; color olivaceous, with five to eight 

 dark cross bars and purplish-golden spots on body and fins; 

 lines and spots on cheeks ; bar below eye. Dorsal rays, IX, 

 10 ; anal rays. III, 10 ; scales, 32 X 10 ; length, 3 inches. 



" This species is very abundant in many tributaries of the 

 Delaware, in Mercer and Camden counties. It is likewise a 

 lover of sluggish water, and is found usually in the midst of a 

 mass of weeds, from which it must be dragged with a net, as it 

 does hot ever, or very seldom, bite at a hook." 



E. simulans, Cope {margaratis, guttatus, pmiger — last, southern variety, 



larger and brighter). 



Body comparatively elongate ; mouth very oblique ; soft rays 



of dorsal elevated in male, lower in female; color dark olive, 



with traces of vertical bars in young ; ear flap small, with blue 



