Carcinus maenas, author: Fisheries and Oceans Canada, Catriona Day
Twoclaw shrimp (Brachycarpus biunguiculatus), author: NOAA Fisheries PIFSC
Paralithodes camtschaticus, author: Bradley G. Stevens
Carapax of velvet crab, author: Decleer, Misjel

DecaNet (World List of Decapoda)