THE KING CRAB 



Crustacea — but is a sort of marine scorpion 

 with shortened tail (though having a long 

 sting-like spine at the end of its body) — a 



L-<r»;^i?i<yi ^ in ]gm 



Fig. 208. — Photograph of a restored model of Stylonurus 

 lacoanus, from the Upper Devonian of Pennsylvania, 

 U.S.A. Original about five feet in length. By Pi'ofessor 

 C. E. Beecher. 



member of the class Arachnida. Its legs, six in 

 number (Fig. 212), are singularly like those of 

 the scorpion, and in a great number of minute 



281 



