CONTENTS. XV 



Light upon Animal Life Growth of Insects under 

 differently Coloured Light .... 91110 



CHAPTER VI. 

 CRUSTACEA, 



Artificial Propagation practicable with Crustacea as with 

 Fish The Common Lobster Laws of Regeneration 

 The Craw Fish Curious Discoveries relating to the 

 Young of these Animals Phyllosoma Zoea Meta- 

 morphoses among Crustacea Praniza and Ancea 

 Larvae of Lobsters Colouring Matter of Lobsters, 

 Crawfish, etc. Composition of a Lobster Shell- 

 Shrimps Crangon vulgaris C. boreas Sabinea sep- 

 tem-carinata and other Shrimps Prawns Palemon 

 car emus and P. jamaicensis Other Prawns Bopyrus 

 crangorum The Isopoda The Family of Crabs 

 Cancer pagurus C. mcenas Pinnotheres Pagurus 

 Diogenes Land Crabs Thelphusa fluviatilis Crabs of 

 the genus Gecarcinus Their Wonderful Emigrations 

 Bernardin de St. Pierre Birgus latro Bobber Crab 

 Quantity of Fat it Produces Concluding Kemarks on 

 this Family 111134 



CHAPTER VII. 

 MOLLUSCA. 



CEPHALOPODA : India and China Ink Fossil Ink-bags 

 Octopus vulgaris The Colour Sepia Sepia officinalis, or 



