Biology:Echinocardium flavescens

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Short description: Species of sea urchin

Echinocardium flavescens
Echinocardium flavescens.jpg
Specimen recorded off the Isle of Man
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Order: Spatangoida
Family: Loveniidae
Genus: Echinocardium
Species:
E. flavescens
Binomial name
Echinocardium flavescens
O. F. Müller, 1776
Synonyms
  • Amphidetus flavescens (O.F. Müller, 1776)
  • Amphidetus ovatus (Leske, 1778)
  • Amphidetus roseus (Forbes, 1841)
  • Amphidotus roseus Forbes, 1841
  • Echinocardium ovatum Gray, 1848
  • Echinocardium Ravescens
  • Spatagus flavescens O.F. Müller, 1776
  • Spatangus ouatus Leske, 1778
  • Spatangus ovatus Leske, 1778

Echinocardium flavescens, sometimes called the yellow sea potato,[1][2] is a species of sea urchin in the family Loveniidae, chiefly found in the northeast Atlantic region.[3]

Description

Echinocardium flavescens is about 5 cm (2.0 in) long. It is yellow to the tube feet (hence the name flavescens, "yellowish")[4] and has spines on the underside of the body. The frontal ambulacrum is not indented and there are larger spines in the interambulacral areas of the upper side of the test. Its labrum is long, reaching the second pair of ambulacral plates.[5]

Distribution

Found in the waters off Great Britain, Ireland and associated islands.[6]

Biology

Matures in early summer.[7]

Ecology

Echinocardium flavescens buries itself about 4 in (100 mm) deep in coarse gravel in the sublittoral,[8] up to depths of 200 m (660 ft),[7] sometimes associated with the sea cucumber Neopentadactyla mixta or the brittle star Ophiopsila annulosa.[5]

References

Wikidata ☰ Q2187797 entry