Ethusidae is one of two
extant
Extant or Least-concern species, least concern is the opposite of the word extinct. It may refer to:
* Extant hereditary titles
* Extant literature, surviving literature, such as ''Beowulf'', the oldest extant manuscript written in English
* Exta ...
families of
crab
Crabs are decapod crustaceans of the infraorder Brachyura (meaning "short tailed" in Greek language, Greek), which typically have a very short projecting tail-like abdomen#Arthropoda, abdomen, usually hidden entirely under the Thorax (arthropo ...
s in the superfamily
Dorippoidea. It contains four
genera
Genus (; : genera ) is a taxonomic rank above species and below family as used in the biological classification of living and fossil organisms as well as viruses. In binomial nomenclature, the genus name forms the first part of the binomial s ...
. Members of this family are found in marine environments at depths from 16m to 4,192m.
EOL.org
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Genera
*'' Ethusa'' Roux, 1830
*'' Ethusina'' Smith, 1884
*'' Parethusa'' Chen, 1997
*'' Serpenthusa'' Naruse, Castro & Ng, 2009
References
Further reading
*Ng, Guinot & Davie (2008). ''Systema Brachyurorum: Part I. An annotated checklist of extant brachyuran crabs of the world.'' Raffles Bulletin of Zoology Supplement, n. 17 .
Crabs
Decapod families
{{Eubrachyura-stub