"Dorsal aspect of shore crab (Carcinnus). Abd., Abdomen; A1., antennules; A2., antennae; E., eyes; F., forceps." -Thomson, 1916

Shore Crab

"Dorsal aspect of shore crab (Carcinnus). Abd., Abdomen; A1., antennules; A2., antennae; E., eyes; F.,…

"Dorsal aspect of swimming crab (Portunus). P., Paddle; Abd., abdomen; A1., antennules; A2., antennae; E., eyes; F., forceps." -Thomson, 1916

Swimming Crab

"Dorsal aspect of swimming crab (Portunus). P., Paddle; Abd., abdomen; A1., antennules; A2., antennae;…