Scientific name: 
Cancer magister
Distinctive features: 
Smooth tan-colored carapace, or outer skeleton. Widest point of carapace is at last (10th) tooth.
max. 10 in. carapace width
10 small, pointy “teeth” on either side of carapace. Claws are yellow, white-tipped and serrated. Similar sp. Slender Cancer Crab has a white margin on its carapace and purple legs.