Class V. ASTACUS. LOBSTER. 31 



therefore directs it to take refuge in the desert- 

 ed cases of other animals. 



Aristotle describes it very exactly under the 

 name of Kapxmov. * By the moderns it is call- 

 ed the hermit) from retiring into a cell. Tab. 

 xviii. 



Linn. Tr. ix. 88. t. 3./. I, 2. 21. Subter- 



RANEUS. 



*L. with one pair of antenna, of the length of Suhte J™ ne ~ 

 the body, and a second pair between them, 

 short and bifid ; body long, smooth, of six seg- 

 ments • one claw very large, sometimes ex- 

 ceeding the body in size, compressed; legs 

 eight ; caudal fins seven, the middle one point- 

 ed, the others broad and rounded. 



Length about two inches. Color different 

 shades of yellow. 



Linn. Tr. ix. 89. t.Z.f.S. 22 . Stella- ' 



TUS. 



# L. with a trifid serrated snout, and one pair ^ ar - s P otted - 

 of antenna of the length of the body, and a 

 second pair short and bifid ; the body is linear, 

 of six smooth joints, anterior part of the thorax 

 spinous ; claws rather broad, imperfect, legs 

 eight; caudal fins five, the middle one bifid. 

 Length about two inches. Color sandy. 



* Hist. an. lib, iv. c. 4, HI. r. c. 15. 



