204 REPORT OF NEW JERSEY STATE MUSEUM. 
rapidity, often leaping or skipping out for short distances. When 
thus leaping the large species of the tropics are sources of danger 
to incautious fishermen, sometimes piercing the naked abdomens 
of savages. Most are good food-fishes, though avoided on ac- 
count of the green color of the bones of the larger species for no 
good reason. Two species have been recorded from our waters. 
Genus T'ynosurus Cocco. 
The Green Gars. 
Key to the species. 
a. Dorsal rays 15. MARINUS 
aa. Dorsal rays 22 to 25. RAPHIDOMA 
Tylosurus marinus (Walbaum). 
Gar. Bill Fish. Sword Fish. Silvery Gar. Green Gar. Snip- 
pick. Sea Pike. Silver Gar Fish. Harvest 
Pike. Silver Gar. 

Green Gar. Tylosurus marinus (Walbaum). 
Head 234; depth 134%4; D. u, 12,1; A. 1, 16;  seales-about 
250 in lateral series to base of caudal; about 175 scales before 
dorsal; eye 3 in postocular region; interorbital space 2%; pec- 
toral 11/,,; ventral 1°/,,; first branched dorsal ray 114; first 
branched anal ray 1%; least depth of caudal peduncle 3%; lower 
caudal lobe 1. Body slender, cylindrical. Caudal peduncle mod- 
erately depressed, broader than deep, and flattened below. Head 
long, flattened above and with broad, shallow median groove. 
Jaws narrowly tapering to tips, lower longer, and upper from 
eye 24% times rest length of head. Orbit irregularly rounded. 
Maxillary well exposed, not reaching front margin of pupil. 
Teeth sharp and mouth not quite closing. Scales thin, small. 
Lateral line passing into a low keel on side of caudal peduncle. 
