Valvatida


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Valvatida

[‚val·və′tīd·ə]
(invertebrate zoology)
An order of echinoderms in the subclass Asteroidea.
References in periodicals archive ?
Orden Valvatida Perrier, 1884 Familia Asterodiscididae Rowe, 1977 Paulia horrida Gray 1840
An index of names of recent Asteroidea, part 2: Valvatida, in: Jangoux, M.
Orden valvatida Perrier, 1884 Familia Oreasteridae Fisher, 1911 Genero Nidorellia Gray, 1840 Nidorellia armata (Gray, 1840) Genero Pentaceraster Doderlein, 1916 Pentaceraster cuminigi (Gray, 1840) Familia Acanthasteridae Sladen, 1889 Genero Acanthaster Gervais, 1841 Acanthaster planci (Linnaeus, 1758) Familia Mithrodiidae viguier, 1878 Genero Mithrodia Gray, 1840 Mithrodia bradleyi (verrill, 1870) Familia Ophidiasteridae verrill, 1870 Genero Pharia Gray, 1840 Pharia pyramidatus (Gray, 1840) Genero Phataria Gray, 1840 Phataria unifascialis (Gray, 1840) Orden Forcipulatida Perrier, 1884 Familia Heliasteridae viguier, 1878 Genero Heliaster Gray, 1840 Heliaster kubinijii (Xantus, 1860)
We sequenced mtDNA from two species of Oreaster (Order Valvatida, Family Oreasteridae): O.
A reassessment of the sea-star orders Valvatida and Spinulosida.
Blake (1987) and Gale (1987) reassigned Asterinidae to the Order Valvatida on the basis of morphological characters.
The remaining seastar of the Order Valvatida, Pentagonaster pulchellus, was examined only by epifluorescent microscopy and no SCB were noted.