ASTACUS. LOBSTER. Class V. 



34. Articu- Lin. Tr. vii. 70. t. 6.f. 6. 



LOSUS, 



Jointed. 



* L. with two unequal pairs of rather short 

 antennce ; claws two pairs, of a very singular 

 construction. Legs ten ; body compressed of 

 ten joints; caudal fins flat, slender. Length 

 half an inch.'j" 



\ The numerous additions to this genus were principally dis- 

 covered by Mr. Montagu on the south coast of Devonshire. Ed. 



