Spatangoida


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Spatangoida

[‚spat·ən′gȯid·ə]
(invertebrate zoology)
An order of exocyclic Euechinoidea in which the posterior ambulacral plates form a shield-shaped area behind the mouth.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The brooding cycle of Abatus cordatus (Echinodermata: Spatangoida) at Kerguelen Islands.
If the orders that possess glycine-rich repeats (Echinoida and Spatangoida) are separated from those that do not, glycine remains the most common amino acid in both categories, constituting 29.6% of the non-core amino acids in the former and 16.4% of non-core residues in the latter.
Why do the Echinoida and the Spatangoida have glycine-rich repeats in the regions flanking the core, while other orders do not?
zealandicum (Echinoidea: Spatangoida) around New Zealand, with comments on the relation of morphological variation to environment.
Holasteroida, Ha; Holectypoida, He; Neolampadoida, N; Spatangoida, S.
Of these, eight involve brood-protection (Cidaroida, Temnopleuroida, Echinoida, Spatangoida [including Schizasteridae and Brissidae], Holasteroida, Cassiduloida, Clypeasteroida).
Le cycle sexuel d'Abatus cordatus (Echinoidea: Spatangoida): modalites d'incubation et evolution histologique et biochimique des gonades.
Spatangoida (II)-Amphisternata (II)-Spatangidae, Loveniidae, Pericosmidae, Schizasteridae, Brissidae.