Spinulosida

Spinulosida

[‚spin·yə′läs·əd·ē]
(invertebrate zoology)
An order of Asteroidea in which pedicellariae rarely occur, marginal plates bounding the arms and disk are small and inconspicuous, and spines occur in groups on the upper surface.
References in periodicals archive ?
A reassessment of the sea-star orders Valvatida and Spinulosida.
The Asterinidae have usually been classified in the Order Spinulosida (Spencer and Wright 1966).
8 Luidia ciliaris pursuit 235 50 Spinulosida Acanthaster planci normal 115 8.