''Demania'' is a genus of
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 in the family
Xanthidae
Xanthidae is a family of crabs known as gorilla crabs, mud crabs, pebble crabs or rubble crabs. Xanthid crabs are often brightly coloured and are highly poisonous, containing toxins which are not destroyed by cooking and for which no antidote is ...
, containing the following species:
* ''
Demania alcocki''
Deb, 1987
* ''
Demania armadillus''
(Herbst, 1790)
* ''
Demania baccalipes''
(Alcock, 1898)
* ''
Demania crosnieri''
Serene, 1984
* ''
Demania cultripes''
(Alcock, 1898)
* ''
Demania garthi''
Guinot & Richer de Forges, 1981
* ''
Demania intermedia''
Guinot, 1969
* ''
Demania japonica''
Guinot, 1977
* ''
Demania mortenseni''
(Odhner, 1925)
* ''
Demania reynaudi''
(H. Milne Edwards, 1834)
* ''
Demania rotundata''
Serene, 1969
* ''
Demania scaberrima''
(Walker, 1887)
* ''
Demania serenei''
Guinot & Richer de Forges, 1981
* ''
Demania splendida''
Laurie, 1906
* ''
Demania toxica''
Garth, 1971
* ''
Demania unispinosa''
Chen & Ng, 1999
* ''
Demania wardi''
Garth & Ng, 1985
Many of the species are known to be toxic to humans and domestic animals, and it is thought likely that all species of ''Demania'' are toxic.
References
Xanthoidea
{{Crab-stub