Carrier crab (Lamoha murotoensis). This crab lives at a depth of 500-1500 metres and is found throughout Madagascar, East Africa, Marquisia Island, Japan and Taiwan. It is one of a number of species of crab whose upper shell (carapace) resembles a face. Carrier crabs (family Homolidae) are primitive crabs, and have their sexual orifices at the base of their legs on the under side, whereas the more advanced crabs have these sexual orifices under the breastplate. The carapace (shell) of this specimen measures 3cm wide.