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Heterocarpus

Genus of crustaceans From Wikipedia, the free encyclopedia

Heterocarpus
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Heterocarpus is a genus of deep-sea shrimp, mainly of tropical areas all over the world.

Quick Facts Scientific classification, Type species ...
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Description

Heterocarpus is characterised by the highly unequal second pair of pereiopods: one side is long and thin and the other is short but stronger, besides the carapace with one or more longitudinal carinae.[1][2]

Species

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So far, 30 species have been described for this genus, Heterocarpus ensifer being the type species. The described species of this genus are:

  • Heterocarpus abulbus Yang, Chan & Chu, 2010
  • Heterocarpus affins Faxon, 1893
  • Heterocarpus alexandri A. Milne-Edwards, 1883
  • Heterocarpus amacula Crosnier, 1988
  • Heterocarpus calmani Crosnier, 1988
  • Heterocarpus chani Li, 2006
  • Heterocarpus corona Yang, Chan & Chu, 2010
  • Heterocarpus cutressi Monterossa, 1988
  • Heterocarpus dorsalis Bate, 1888
  • Heterocarpus ensifer A. Milne-Edwards, 1881
  • Heterocarpus inopinatus Tavares, 1999
  • Heterocarpus intermedius Crosnier, 1999
  • Heterocarpus gibbosus Bate, 1888
  • Heterocarpus grimaldii A. Milne-Edwards & Bouvier, 1900
  • Heterocarpus hayashii Crosnier, 1988
  • Heterocarpus hostilis Faxon, 1893
  • Heterocarpus laevigatus Bate, 1888
  • Heterocarpus lepidus De Man, 1917
  • Heterocarpus longirostris McGilchrist, 1905
  • Heterocarpus neisi Burukovsky, 1986
  • Heterocarpus oryx A. Milne-Edwards, 1881
  • Heterocarpus parvispina Crosnier, 1988
  • Heterocarpus reedi Bahamondi, 1955
  • Heterocarpus sibogae De Man, 1917
  • Heterocarpus signatus Rathbun, 1906
  • Heterocarpus tenuidentatus Crosnier, 2006
  • Heterocarpus tricarinatus Alcock & Anderson, 1894
  • Heterocarpus unicarinatus Borradeile, 1915
  • Heterocarpus woodmasoni Alcock, 1901
  • Heterocarpus vicarius Faxon, 1893
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Ecology

Thumb
Heterocarpus ensifer close-up and after "vomiting" or "spitting" bioluminescent fluid.

Many Heterocarpus shrimp are known for using bioluminescence as a defense, spitting it on predators.[3] Studies about their feeding habits,[4] and the fact that they may be found in the stomach contents of some pelagic sharks[5] and other fishes[6] is interpreted as they have benthic habits, but they do migrations to the water column at night. Some species of this genus have high fishery potential, such as H. reedi [7] and H. laevigatus.[8]

References

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