On the Importance of an Examination of the Structure of the Integument of Crustacea in the determination of doubtful Species.—Application to the genus Galathea, with the Description of a New Species of that Genus. By Spence Bate, Esq., F.L.S. [Read January 21, 1858.] Of the various genera of Decapod Crustacea none are more interesting, or more difficult of description, than those which constitute the family Galatheadæ. The interest... more...