There are 75 species of echinoderm (phylum Echinodermata) recorded in Ireland.
Class Asteroidea (sea stars)
Order Forcipulatida
Family Asteriidae
- Asterias rubens (common sea star)
- Leptasterias muelleri (northern sea star)
- Marthasterias glacialis (spiny sea star)
- Stichastrella rosea
Order Paxillosida
Family Astropectinidae
- Astropecten irregularis (sand sea star)
Family Luidiidae
- Luidia ciliaris (seven-armed sea star)
- Luidia sarsi
Order Spinulosida
Family Echinasteridae
- Henricia oculata (bloody Henry starfish)
- Henricia sanguinolenta (northern henricia, bloody henry)
Order Valvatida
Family Asterinidae
- Anseropoda placenta
- Asterina gibbosa (starlet cushion star)
- Asterina phylactica
Family Poraniidae
- Porania pulvillus
Order Velatida
Family Solasteridae
- Crossaster papposus (common sunstar)
- Solaster endeca (purple sunstar, northern sunstar, smooth sun star)
Class Crinoidea (sea lilies, feather stars)
Order Comatulida (feather stars)
Family Antedonidae
- Antedon bifida (rosy feather star)
- Antedon petasus
- Leptometra celtica
Class Echinoidea (sea urchins)
Order Camarodonta
Family Parechinidae
- Paracentrotus lividus (purple sea urchin)
- Psammechinus miliaris (green sea urchin / shore sea urchin)
Order Clypeasteroida (sand dollars)
Family Echinocyamidae
- Echinocyamus pusillus (pea urchin)
Order Echinoida
Family Echinidae
- Echinus esculentus (European edible sea urchin)
Order Spatangoida (heart urchins)
Family Loveniidae
- Echinocardium cordatum (sea potato)
- Echinocardium flavescens (yellow sea potato)
- Echinocardium pennatifidum
Class Holothuroidea (sea cucumbers)
Order Apodida
Family Synaptidae
- Labidoplax digitata
- Leptosynapta bergensis
- Leptosynapta inhaerens
Order Holothuriida
Family Holothuriidae
- Holothuria forskali (black sea cucumber / cotton-spinner)
Order Dendrochirotida
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
Class Ophiuroidea (brittle stars)
Order Ophiurida
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)
References
- Koehler R.,1921 Echinodermes. Faune de France n°1 240 p., 153 fig.PDF(11 Mo) Identification
External links
- Marine species identification portal
- Ask About Ireland: Sea Stars
- Sea Urchins on naturesweb.ie
