280 A HISTORY OF 



covers of the fins scaly ; the fin covering the gills with six rays the 

 fins of the back jagged, and hidden in a furrow in the back. 



16. The Perch The body oblong ; the head bevel ; the covers 

 of the gills scaly and toothed ; the fin covering the gills with seven 

 spines ; the fins in some jagged. 



17. The Scorpana or Father-lasher. The body ob'orag ; the head 

 great, with beards ; the covers of the gills armed with "rickles ; the 

 fin covering the gills with seven spines. 



18. The Mullus or Sarmulet. The body slender ; the head almost 

 four-cornered ; the fin covering the gills with three spines ; some of 

 these have beards ; a fish highly prized by the Romans, and still 

 considered as a very great delicacy. 



19. The Trigla or the Gurnard. The body slender ; the head 

 nearly four-cornered, and covered with a bony coat, the fin covering 

 the gills with seven spines ; the pectoral and ventral fins, strength- 

 ened with additional muscles and bones, and very large for the ani- 

 mal's size. 



20. The Coitus or Bull-head. The body wedge-like ; the head 

 flat and broader than the body ; the fin covering the gills with six 

 spines ; the head furnished with prickles, knobs, and beards. 



21. The Zeus or Doree. The body oblong ; the head bevel ; the 

 fin covering the gills with seven rays ; the fins jagged, the upper jaw 

 with a loose floating skin depending into the mouth. 



22. The Thrachipterus or Sabre. The body sword-like ; the head 

 bevel ; the fin covering the gills with six spines ; the lateral line 

 straight; the scales in a single order ; a loose skin in both the jaws. 



23. The Gasterosteus or Stickleback. The body broadest towards 

 the tail; the head oblong; the fin covering the gills with three 

 spines ; prickles starting backward before the back fins and the fins 

 of the anus. 



Prickly-fained Abdominal Fish. 



24. The Silurus or Slieat Fish. The body oblong; the head 

 large; the fin covering the gills from four to fourteen spines ; the 

 leading bones or spines in the back and pectoral fins toothed. 



25. The Mugil or Mullet. The body oblong; the head almost co- 

 nical; the upper jaw with a furrow, which receives the prominence 

 of the under; the fin covering the gills with seven rays. 



26. The Polynemus. The body oblong ; the head with a beak , 

 the fin covering the gills with from five to seven spines; the bone* 

 that move the pectoral fins not articulated to those fins. 



27. The Teuthys. The body almost elliptical ; the head abruptly 

 shortened ; the fin covering the gills with five rays ; the teeth in a 

 single row, close, strong, and even. 



28. The Elops or Sea Serpent. The body slender ; the head 

 large; the fin covering the gills double, with thirty spines, and armed 

 sxternally with five bones resembling teem 



