Echinoderm

(Reguidit frae Echinodermata)

Echinoderms (Phylum Echinodermata frae Greek, ἐχῖνος, echinos – "hedgehog" und δέρμα, derma – "skin") are a phylum o marine animals.

Echinoderms
Temporal range: Cambrian–recent
Various echinoderms
Scientific classification e
Kinrick: Animalia
Clade: ParaHoxozoa
Clade: Bilateria
Clade: Nephrozoa
Superphylum: Deuterostomia
Phylum: Echinodermata
Bruguière, 1791 [ex Klein, 1734]
Subphyla an clesses[1]

HomalozoaGill & Caster, 1960

Homostelea
Homoiostelea
Stylophora
CtenocystoideaRobison & Sprinkle, 1969

Crinozoa

Crinoidea
Edrioasteroidea
?Arkarua
Cystoidea
Rhombifera

Asterozoa

Ophiuroidea
Asteroidea

Echinozoa

Echinoidea
Holothuroidea
Ophiocistioidea
Helicoplacoidea

Blastozoa

Blastoidea
Cystoideavon Buch, 1846
EocrinoideaJaekel, 1899
ParacrinoideaRegnéll, 1945

† = Extinct

References

eedit
  1. Stöhr, Sabine (2014). "Echinodermata". WoRMS. World Register of Marine Species. Retrieved 23 Februar 2014.