Tasmanian giant crab – Wikipedia

The Tasmanian giant crab (Pseudocarcinus gigas), also known as the Tasmanian king crab, giant deepwater crab, giant southern crab, queen crab, or bullcrab, is a very large species of crab that resides on rocky and muddy bottoms in the oceans off Southern Australia. [2][3] It is the only extant species in the genus Pseudocarcinus.

https://en.m.wikipedia.org/wiki/Tasmanian_Giant_Crab