List of echinoderms of Ireland

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Test (hard shell) of the sea potato
Holothuria forskali (black sea cucumber)
Ocnus planci, a sea cucumber
Amphipholis squamata (brooding snake star, dwarf brittle star)

There are 75 species of echinoderm (phylum Echinodermata) recorded in Ireland.[1][2][3][4]

Class Asteroidea (sea stars)[edit]

Order Forcipulatida[edit]

Family Asteriidae[edit]

Asterias rubens, the common sea star (starfish)
Spiny sea star

Order Paxillosida[edit]

Family Astropectinidae[edit]

Astropecten irregularis on the seabed.

Family Luidiidae[edit]

Luidia ciliaris (seven-armed sea star)

Order Spinulosida[edit]

Family Echinasteridae[edit]

Henricia sanguinolenta (bloody henry)

Order Valvatida[edit]

Family Asterinidae[edit]

Family Poraniidae[edit]

Porania pulvillus: aboral and oral ends.

Order Velatida[edit]

Family Solasteridae[edit]

Common sunstar

Class Crinoidea (sea lilies, feather stars)[edit]

Order Comatulida (feather stars)[edit]

Family Antedonidae[edit]

Rosy feather star (Antedon bifida)
Antedon petasus, a feather star
Leptometra celtica, a feather star

Class Echinoidea (sea urchins)[edit]

Order Camarodonta[edit]

Family Parechinidae[edit]

Paracentrotus lividus (purple sea urchin)

Order Clypeasteroida (sand dollars)[edit]

Family Echinocyamidae[edit]

Pea urchin (Echinocyamus pusillus)

Order Echinoida[edit]

Family Echinidae[edit]

Echinus esculentus

Order Spatangoida (heart urchins)[edit]

Family Loveniidae[edit]

Class Holothuroidea (sea cucumbers)[edit]

Order Apodida[edit]

Family Synaptidae[edit]

Order Holothuriida[edit]

Family Holothuriidae[edit]

Order Dendrochirotida[edit]

Family Cucumariidae[edit]

Family Phyllophoridae[edit]

Class Ophiuroidea (brittle stars)[edit]

Order Ophiurida[edit]

Family Amphiuridae (long-armed burrowing brittle stars)[edit]

Family Ophiactidae[edit]

Family Ophiocomidae[edit]

Family Ophiothricidae[edit]

Ophiothrix fragilis photographed in Strangford Lough

Family Ophiuridae[edit]

References[edit]

  1. ^ "Species Browser".
  2. ^ Nichols, A. R. (1902). "A List of Irish Echinoderms". Proceedings of the Royal Irish Academy, Section B. 24: 231–267. JSTOR 20516926.
  3. ^ O'Connor, Brendan (1981). "Some Echinoderms from the West Coast New to the Irish Fauna". The Irish Naturalists' Journal. 20 (6): 247–249. JSTOR 25538494.
  4. ^ "Details".
  • Koehler R.,1921 Echinodermes. Faune de France n°1 240 p., 153 fig.PDF(11 Mo) Identification

External links[edit]