10 THETARPON 



dorsal; last ray of dorsal produced into a long 

 filament. 



Tarpon 



"(b) Pseudobranchiae large; body elongate, 

 covered with small scales; anal fin smaller than 

 the dorsal; last ray of dorsal not produced in a 

 filament. 



Elops 



1 ' Genus Tarpon, Jordan & Evennann. 

 "Body oblong, compressed, covered with very 

 large thick silvery cycloid scales; belly narrow, 

 but not carinated, its edge with ordinary scales; 

 lateral line nearly straight, its tubes radiating 

 widely over the surface of the scales; dorsal fin 

 short and high, inserted behind the ventrals, the 

 last ray long and filamentous; anal fin falcate, 

 much longer than the dorsal, its last ray produced ; 

 caudal widely forked, and more or less scaly. Only 

 one species known. * * * 



4 'Head, 4; depth, 3%; eye, 4% ; snout, 5; max- 

 iliary, 1% D. 12; A 20; scales 5-42-5; branchioste- 

 gals, 23; dorsal filament longer than the head; 

 color uniform bright silvery, darkish on back. The 

 proportional measurements in the young are some- 

 what different, in examples of 3 inches long being 

 as follows: Head, 3y 3 ; depth, 4%; eye, 3V 3 ; 

 snout, 4%." 



