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adj. Of or pertaining to an ambulacrum

n. Alternative form of ambulacrum.

adj. Of or pertaining to ambulacra; avenuelike.

Of or pertaining to an ambulacrum, or to the ambulacra, of an echinoderm.

Situated on the side which bears the ambulacra; hence, in Stelleroidea and Crinoidea, oral.

n. Same as ambulacral ossicle or plate.

adj. pertaining to the ambulacra of radial echinoderms

"Echinoderms the interambulacral plates are absent; there are no rows of plates of a different kind alternating with the ambulacral ones, as in the Sea-Urchins and the Star-Fishes, but the ab-oral region closes immediately upon the ambulacra."

ambulacral brush    radial ambulacral vessels    ambulacral groove    ambulacral nerve    ambulacral face   

avenuelike