Gelasimus vocans

Gelasimus vocans is a species of fiddler crab.^[2] It is found across the Indo-Pacific from the Red Sea, Zanzibar and Madagascar to Indonesia and the central Pacific Ocean.^[3] It lives in burrows up to 50 centimetres (20 in) deep.^[3] Several forms of G. vocans have been recognised, with their authors often granting them the taxonomic rank of full species or subspecies.^[4]

Gelasimus vocans
male, Bako National Park, Malaysia
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Malacostraca
Order:	Decapoda
Suborder:	Pleocyemata
Infraorder:	Brachyura
Family:	Ocypodidae
Subfamily:	Gelasiminae
Tribe:	Gelasimni
Genus:	Gelasimus
Species:	G. vocans
Binomial name
Gelasimus vocans (Linnaeus, 1758)
Synonyms [1]
Cancer vocans Linnaeus, 1758 Gelasimus cultrimanus White, 1847 Gelasimus marionis Desmarest, 1823 Gelasimus nitidus Dana, 1851 Ocypode citharoedicus Say, 1817 Uca marionis forma excisa Nobili, 1906 Uca vocans (Linnaeus, 1758)

Gelasimus vocans was formerly in the genus Uca, but in 2016 it was placed in the genus Gelasimus, a former subgenus of Uca.^[2][5][6]