Crustacea, 



Artificial (Propagation practicable with Crustacea as 

 with Fish The Common Lobster Laws of Regene- 

 ration The Crawfish Curious (Discoveries relating 

 to the Young of these jlnimals <Phyllosoma Zo'ea 

 -Jtfetamorphosis among Crustacea (Praniza and 

 jlnceus Larvae of Lobsters The Colouring Jlfatter 

 of Lobsters, Crawfish, etc. Composition of a Lobster- 

 shell Shrimps CrangonvulgarisC. boreas, Ba- 

 binea septemcarinata, and other Shrimps (Prawns 

 (Palemon carcinus and (P. jamaicensis Other 

 Species of (Prawns papyrus crangorum The Iso- 

 poda The Family of Crabs Cancer pagurus C. 

 maenas (Pinnotheres (Pagurus " (Diogenes" 

 Land-crabs Thelphusa fluviatilis Crabs of the 

 genus Crecarcinus Their wonderful Emigrations 

 ^irg-us latro, or the jobber Crab Quantity of fat 

 it produces Concluding remarks on this Family. 



