We don't have synonyms for purse crab yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are horse crab and purse rat.
(n) :
Any of family (Leucosiidae) of crabs characterized by an adult female having the abdomen formed into a hemispherical cup that snaps shut against the sternum to form a brood chamber for the eggs.
(n) :
A crab of species Birgus latro, of Indo-Pacific islands.
(n) :
Any of family (Leucosiidae) of crabs characterized by an adult female having the abdomen formed into a hemispherical cup that snaps shut against the sternum to form a brood chamber for the eggs.
(n) :
A crab of species Birgus latro, of Indo-Pacific islands.