Paralithodes brevipes, author: Collection Georges Declercq
Homarus americanus - juvenile, author: Nozčres, Claude
Lithoscaptus aquarius (photo from aquarium), author: van der Meij, Sancia E.T.
Carcinus maenas and Botrylloides violaceus, author: Fisheries and Oceans Canada, Melisa Wong

DecaNet (World List of Decapoda)