Spinulosida

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

Echinaster sepositus

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

Subdivisiones: Familiae

Vide commentarium.

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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