THE FISHES OF NEW JERSEY. 199 
dorsal; 13 scales between origins of dorsal and ventral; third 
branched dorsal ray nearly equal to head; fifth branched anal ray 
17%; caudal 1% ; pectoral 1% ; ventral 214 ; least depth of caudal 
peduncle 174 ; snout 4 in head, measured from tip of upper jaw; 
eye 34%; maxillary 3; interobital space 2%. Body deeply ovoid, 
compressed, robust, and back well elevated. Caudal peduncle 
short, compressed, and its least depth about equal to its length. 
Head short, little depressed above and narrowed upward and 
forward. Snout broadly depressed or flattened above. Eye cir- 
cular, about first 24 in length of head. Mouth small, horizontal, 

Pursy Minnow. Cyprinodon variegatus Lacépéde. (Adult male.) 
and maxillary vertical, not reaching orbit. Jaws wide, lower 
protruding and upper protractile. Teeth large wedge-shaped in- 
cisors, cutting-edge tricuspid, and each tooth expanded towards 
edge. Nostril above eye anteriorly. Interorbital space broad 
and flat. Opercle joined by membrane to shoulder-girdle just 
above origin of pectoral. Gill-rakers about 18 short weak fleshy 
points. Scales large, becoming smaller posteriorly on body, and 
especially on belly and base of caudal. Scales very large on top 
of head and 3 series on cheek. Humeral scale greatly enlarged. 
Origin of dorsal nearer tip of snout than base of caudal, and 
