24 



ASTACUS. LOBSTER. Class V. 



6. Strigo- Cancer. Lin. Syst. 1052. Gm. 

 Plated. Lin '^ U - ' 



Herlst.Canc. ii. 4g. t. 26./. 2. 

 Galathea strigosa. Bosc. ii. 8.7? 



L. with a pyramidal spiny snout ; thorax ele- 

 gantly plated ; each plate marked near its junc- 

 tion with short stride ; claws much longer than 

 the body, thick, echinated, and tuberculated ; 

 the upper fang trifid ; has three pairs of legs, 

 spiny on their sides, and one pair much smaller; 

 tail broad. 



The largest of this species is about six inches 

 long. 



Inhabits the coasts of Anglesey ; under stones 

 and Juci. Very active. If taken, slaps its tail 

 against the body with much violence and noise. 

 Tab. xv. 



7. Astacus. Cancer. Lin. Syst. 

 Craw-fish. Gm. Lin. 2985. 



1051. Herhst. Cane. ii. 38. t. 23./. 9. 

 Ast. fluviat. Bosc. ii. 62. 



L. with a projecting snout slightly serrated on 

 the sides ; a smooth thorax ; back smooth, with 

 two small spines on each side ; claws large, be- 

 set with small tubercles ; two first pair of legs 

 clawed ; the two next subulated ; tail consists 

 of five joints ; the caudal fins rounded. 



Inhabit many of the rivers of England ; 

 lodged in holes, which they form in the clayey 



