ZOOLOGY. 



169 



§, Blennius. Blenny. Head blunt, sloping from the eyes ; 

 teeth slender : body compressed, smooth, slimy ; ven- 

 tral fins generally composed of two united rays ; dorsal 

 fin one ; gill-membrane six rayed. 



7. Kurtus. Body carinated on each side ; back elevated ; 

 gill-membrane two rayed. 



ORDER III. 



Thoracici.— Til ORACia 

 eiLLS bony; ventral fins placed beneath the 



PECTORAL. 



Most of the fishes of this order are useable as food, their in- 

 crease is great, but not nearly so much so as some of the kinds 

 in the preceding Order; the majority of them are oceanic^ 

 but some few are found in rivers and other fresh waters, 



1. Cepola. Band-Fish, //eac? short, roundishj compressed ; 

 teeth curved, sharp, placed in a single row ; body very 

 long and compressed ; abdomen extremely short ; gill- 

 membrane six rayed. 



■2. Gymnetrus. Body very long, compressed; teeth numer- 

 ous, subulate ; gill-membrane four or iivG rayed; anal 

 fm wanting. 



Vandelius, Vandel. Body long, sword-shaped; gilU 

 membrane five or six rayed ; teeth subulate, the froof 

 tweth longest. 



