pleopod

American lobster Homarus americanus pair with male with large claw and long red antennae in the foregrouf, female behind, colouration as when alive

White clawed crayfish Austropotamobius pallipes very simplifies line and wash drawing showing the crusatcean in profile

White clawed crayfish Austropotamobius pallipes in profile with claws lifted and antennae extended

Woodlouse Porcellio scaber illustration showing the rough crey surface and segmented body. Cut to whtie