Salenioida

Salenioida

[sə‚lē·nē′ȯi·də]
(invertebrate zoology)
An order of the Echinacea in which the apical system includes one or several large angular plates covering the periproct.
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References in periodicals archive ?
The Stirodonta includes a number of extinct stem group lineages and has living taxa in three orders: Salenioida, Arbacioida, and Phymosomatoida (Durham, 1966; Smith, 2005; Smith et al.