The Sea and Its Living Wonders A Popular Account of the Marvels of the Deep and of the Progress of Martime Discovery from the Earliest Ages to the Present Time

CHAPTER XIII.

Chapter 1380 wordsPublic domain

CRUSTACEA.

CRABS--LOBSTERS.

How are they distinguished from the Insects?--Barnacles and Acorn-shells.--Siphonostomata.--Entomostraca.--King-Crab. --Edriophthalmia.--Sandhoppers.--Thoracostraca.--Compound Eye of the higher Crustaceans.--Respiratory Apparatus of the Decapods.--Digestive Organs.--Chelæ or Pincers.--Distribution of Crabs.--Land Crabs.--The Calling Crab.--Modifications of the Legs in different species.--The Pinna and Pinnotheres. --Hermit Crabs.--The Lobster.--The Cocoa-nut Crab.--The Shrimp. --Moulting Process.--Metamorphoses of Crabs.--Victims and Enemies of the Crustaceans.--Their Fecundity.--Marine Spiders and Insects 243