List of echinoderms of Ireland

There are 75 species of echinoderm (phylum Echinodermata) recorded in Ireland.

Family Asteriidae

 * Asterias rubens (common sea star)
 * Leptasterias muelleri (northern sea star)
 * Marthasterias glacialis (spiny sea star)
 * Stichastrella rosea

Family Astropectinidae

 * Astropecten irregularis (sand sea star)

Family Luidiidae

 * Luidia ciliaris (seven-armed sea star)
 * Luidia sarsi

Family Echinasteridae

 * Henricia oculata (bloody Henry starfish)
 * Henricia sanguinolenta (northern henricia, bloody henry)

Family Asterinidae

 * Anseropoda placenta
 * Asterina gibbosa  (starlet cushion star)
 * Asterina phylactica

Family Poraniidae



 * Porania pulvillus

Family Solasteridae



 * Crossaster papposus (common sunstar)
 * Solaster endeca (purple sunstar, northern sunstar, smooth sun star)

Family Antedonidae

 * Antedon bifida (rosy feather star)
 * Antedon petasus
 * Leptometra celtica

Family Parechinidae



 * Paracentrotus lividus (purple sea urchin)
 * Psammechinus miliaris (green sea urchin / shore sea urchin)

Family Echinocyamidae



 * Echinocyamus pusillus (pea urchin)

Family Echinidae



 * Echinus esculentus (European edible sea urchin)

Family Loveniidae

 * Echinocardium cordatum (sea potato)
 * Echinocardium flavescens  (yellow sea potato)
 * Echinocardium pennatifidum 

Family Synaptidae

 * Labidoplax digitata
 * Leptosynapta bergensis
 * Leptosynapta inhaerens

Family Holothuriidae

 * Holothuria forskali (black sea cucumber / cotton-spinner)

Family Cucumariidae

 * Aslia lefevrei
 * Cucumaria frondosa (orange-footed sea cucumber)
 * Leptopentacta elongata
 * Ocnus lacteus 
 * Ocnus planci
 * Paracucumaria hyndmani (Hyndman's sea apple)
 * Pawsonia saxicola (sea gherkin)
 * Thyonidium drummondii

Family Phyllophoridae

 * Neopentadactyla mixta
 * Thyone fusus
 * Thyone roscovita

Family Amphiuridae (long-armed burrowing brittle stars)

 * Amphipholis squamata (brooding snake star, dwarf brittle star)
 * Amphiura brachiata 
 * Amphiura chiajei
 * Amphiura filiformis
 * Amphiura securigera 

Family Ophiactidae

 * Ophiactis balli
 * Ophiopholis aculeata (crevice brittle star, daisy brittle star)

Family Ophiocomidae

 * Ophiocomina nigra (black brittle star / black serpent star)
 * Ophiopsila annulosa

Family Ophiothricidae

 * Ophiothrix fragilis (common brittle star)

Family Ophiuridae

 * Ophiocten affinis
 * Ophiura albida (serpent’s table brittle star)
 * Ophiura ophiura (serpent star)