108 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY 



-Stages in the development of the Lobster. — 1, larva 

 immediately after hatching ; 2, one day old ; 8, after first 

 easting; 4, after second casting; 5, after third casting; 

 la, 2a, 3a, 4a, 5a, tail seen from above at corresponding 

 stages. (All magnified 5 times.) 



