Children (9 direct children, 9 direct and indirect children):
Dungeness crab
Metacarcinus magister
Metacarcinus gracilis
Slender crab
Metacarcinus starri
Metacarcinus anthonyi
Pie crust crab
Metacarcinus novaezelandiae
Metacarcinus edwardsii
Metacarcinus tenax
Metacarcinus granti
Metacarcinus goederti