2lcJ 



BULL HEAD. 



Class IV. 



XXII. BULL' 

 HEAD. 



Large flat head, armed with fharp fpines. 

 Six branchioftegous rays. 



Rxvsa. B^rcg. Arifi. Hifi, an. Lib, 



IV- c. 8. 

 Chabot. Belon, 213. 

 Cottus. Rondel. Fh-uiat. 202. 

 Gobio capitatus. Gefner pifc, 



401. 

 Een Miiller. Bch^jcenckfelt 



Sites. 431. 

 Bull-head, Miller's Thumb. 



JViL Icth. J 37, Rail Jyn» 



fife. y6. 



Cottus alepedotus glaber, ca- 

 pite diacantho. Arted,Jytion. 

 76. 



Cottus Gobio. C. Isvis, ca- 

 pita fpinis duabus. Lin» 



M' 452- 



Sten-iimpa, Slagg-fimpa. 



Faun. Suec. No. 323, 

 Koppe. Kram. 384. Gro?iO'U, 



Zooph, 'Ho, 270. 



THIS fpecies is very common in all our clear 

 brooks ; it lies almoft always at the bottom, 

 either on the gravel or under a flone : it depofits 

 its fpawn in a hole it forms in the gravel, and 

 quits it with great relu6lance. It feeds on water 

 infeds ; and we found in the ftomach of one the 

 remains of the frefh water fhrimp, the pulex aqua- 

 tilis of Ray. 



This fifh feldom exceeds the length of three 

 inches and an half: the head large, broad, flat, 

 and thin at its circumference, being well adapted 

 for infinuating iticlf under ftones : on the middle 

 part of the covers of the gills is a fmall crooked 

 fpine turning inwards. 



The 



