Spinulosida

Echinaster sepositus

Subphylum : Eleutherozoa
Classis : Asteroidea
Ordo : Spinulosida
Perrier, 1884

Subdivisiones: Familiae

Vide commentarium.

Spinulosida sunt ordo Echinodermatum classis Asteroideorum, cui sunt saltem 120 species.

Spinulosida pedicellariis omnino carent, et delicatam sceleti compositionem habent. Nomen ex multis spinis humilibus in superficie superiore deducitur.^[1] Nulla Spinulosidorum fossilia inventa sunt.^[2]

Taxinomia

Familia Echinasteridae
- Genus Echinaster Müller etd Troschel, 1840
- Genus Henricia Gray, 1840
- Genus Odontohenricia Rowe et Albertson, 1988
- Genus Poraniopsis Perrier, 1891
- Genus Stegnaster Sladen, 1889
Familia Mithrodiidae^[3]
- Genus Mithrodia Gray, 1840
- Genus Thromidia Pope et Rowe, 1977

Notae

↑ Barnes, Robert D. (1982). Invertebrate Zoology. Philadelphiae: Holt-Saunders International. p. 948. ISBN 0-03-056747-5
↑ "Asterozoa: Fossil groups: SciComms 05-06: Earth Sciences". Palaeo.gly.bris.ac.uk. 2005-11-22 .
↑ "The World Asteroidea Database - Mithrodiidae". Marinespecies.eu .

Echinodermata

Haec stipula ad Echinodermatum spectat. Amplifica, si potes!

[IZ-1] Barnes, Robert D. (1982). Invertebrate Zoology. Philadelphiae: Holt-Saunders International. p. 948. ISBN 0-03-056747-5

[2] "Asterozoa: Fossil groups: SciComms 05-06: Earth Sciences". Palaeo.gly.bris.ac.uk. 2005-11-22 .

[3] "The World Asteroidea Database - Mithrodiidae". Marinespecies.eu .

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