The Sesarmidae are a

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

crab Crabs are decapod crustaceans of the infraorder Brachyura, which typically have a very short projecting "tail" (abdomen) ( el, βραχύς , translit=brachys = short, / = tail), usually hidden entirely under the thorax. They live in all the ...

s, previously included in the

Grapsidae The Grapsidae are a family of crabs known variously as marsh crabs, shore crabs, or talon crabs. The family has not been confirmed to form a monophyletic group and some taxa may belong in other families. They are found along the shore among rocks ...

by many authors. Several species, namely in '' Geosesarma'', ''

Metopaulias ''Metopaulias'' is a monotypic genus of fully terrestrial land crabs which do not need to go back to the sea to spawn. ''Metopaulias depressus'' is a reddish-brown crab about wide which lives in the pools of water that form in the leaves of brom ...

'', and ''

Sesarma ''Sesarma'' is a genus of terrestrial crabs endemic to the Americas. Many species within this genus live in mangroves. They have evolved to be fully terrestrial, which means they do not have to return to the sea even to spawn. Several species i ...

'', are true

terrestrial crab A number of lineages of crabs have evolved to live predominantly on land. Examples of terrestrial crabs are found in the families Gecarcinidae and Gecarcinucidae, as well as in selected genera from other families, such as ''Sesarma'', althoug ...

s. They do not need to return to the sea even for breeding.

Genera

The family contains these genera: *''

Aratus Aratus (; grc-gre, Ἄρατος ὁ Σολεύς; c. 315 BC/310 BC240) was a Greek didactic poet. His major extant work is his hexameter poem ''Phenomena'' ( grc-gre, Φαινόμενα, ''Phainómena'', "Appearances"; la, Phaenomena), the fi ...

'' *''

Armases ''Armases'' is a genus of true crabs in the family Sesarmidae The Sesarmidae are a family of crabs, previously included in the Grapsidae by many authors. Several species, namely in '' Geosesarma'', '' Metopaulias'', and '' Sesarma'', are true ...

'' *'' Bresedium'' *'' Chiromantes'' *'' Clistocoeloma'' *'' Contusarma'' *'' Cristarma'' *'' Danarma'' *''

Episesarma ''Episesarma'' is a genus of swimming crabs species in the family Sesarmidae The Sesarmidae are a family of crabs, previously included in the Grapsidae by many authors. Several species, namely in '' Geosesarma'', '' Metopaulias'', and '' Sesa ...

'' *'' Fasciarma'' *'' Geosesarma'' *'' Guinearma'' *''

Haberma ''Haberma'' is genus of small mangrove or terrestrial crabs, typically less than across the carapace. The genus was established by Ng and Schubart in 2002 with the discovery of the species ''Haberma nanum'' in Singapore. A second species, ''H ...

'' *''

Karstarma ''Karstarma'' is a genus of karst-dwelling crabs formerly included in '' Sesarmoides''. Description ''Karstarma'' is distinguished from the closely related '' Sesarmoides'' by the lack of a stridulatory structure on the cheliped which is presen ...

'' *'' Labuanium'' *'' Leptarma'' *'' Manarma'' *'' Metagrapsus'' *''

Metasesarma ''Metasesarma'' is a genus of crabs in the family Sesarmidae The Sesarmidae are a family of crabs, previously included in the Grapsidae by many authors. Several species, namely in '' Geosesarma'', '' Metopaulias'', and '' Sesarma'', are true ...

'' *''

'' *'' Miersarma'' *'' Migmarma'' *'' Muradium'' *'' Namlacium'' *'' Nanosesarma'' *'' Neosarmatium'' *'' Neosesarma'' *'' Orisarma'' *'' Parasesarma'' *'' Perisesarma'' *'' Platychirarma'' *'' Pseudosesarma'' *'' Sarmatium'' *'' Scandarma'' *'' Selatium'' *''

'' *'' Sesarmoides'' *'' Sesarmops'' *'' Stelgistra'' *'' Tiomanum'' *'' Trapezarma''

Selected species

*'' Chiromantes dehaani'' – ''kurobenkeigani'' (

Japanese Japanese may refer to: * Something from or related to Japan, an island country in East Asia * Japanese language, spoken mainly in Japan * Japanese people, the ethnic group that identifies with Japan through ancestry or culture ** Japanese diaspor ...

) *'' Chiromantes eulimene'' – marsh crab (east coast of southern Africa) *'' Chiromantes haematocheir'' – red-clawed crab; ''akategani'' (Japanese) ''dodukge'' (Korean) *'' Parasesarma erythrodactyla'' – red-handed shore crab *'' Parasesarma pictum'' – ''kakubenkeigani'' (Japanese)

References

Grapsoidea Decapod families {{crab-stub