PORCELLANA PLATYCHELES. 
Tab. XXVI 1 . Fig. 8. 
P. fronte dentibus ti'ibus, complanatis, trigonis, mediano production, manibus maximis, ung'uibus 
trigonis ; carpo infra loba dentata armata. 
Cancer platycheles, Pennant , Brit. Zool. IV. pi. VII. Ilerbst , t. II. f. 6. 
Porcellana platycheles, Leach , Diet. Sci. Nat. 
Fig. 8. Porcellana platycheles. 
This curious little crab is quite littoral in its habits, being found under stones at low water in 
many parts of our coast. If seized by its claws, it makes no difficulty of jerking them off for the 
purpose of escaping-. 
