Infra-order Brachyura, Family Grapsidae

Little nipper | Geograpsus grayi​  H. Milne Edwards, 1853

Christmas Island crabs, little nipper, crab, geograpsus grayi, Christmas Island, Max Orchard

Little nippers have a carapace of 45–50 mm width. They usually have a dark purple to dark brown/black topped carapace with pale undersides. Their claws are pale cream and their legs are pale with darker marks on the lower

sections. They have prominent dark yellow/pale brown eyes.

Common on Christmas Island from shore terraces to the inland plateau in scattered populations.

Little nipper, crabs, Christmas Island crabs

Read more about Christmas Island's little nipper crabs in the book

"Crabs of Christmas Island" by Max Orchard

Little nipper