Definitions
from The Century Dictionary.
- 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.
- noun Same as
ambulacral ossicle or plate.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Zoöl.) Of or pertaining to ambulacra; avenuelike.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Of or pertaining to an
ambulacrum - noun Alternative form of
ambulacrum .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective pertaining to the ambulacra of radial echinoderms
Etymologies
Sorry, no etymologies found.
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Examples
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In technical language, the surface from which these fleshy threads protrude, are called ambulacral areas, and the spaces between, interambulacral areas.
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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.
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-- The ambulacral areas are narrow, but the poriferous zones are rather wide; and the interambulacral areas are about four times as wide as the ambulacral.
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(combs), from which they take their name of Ctenophorae, with the ambulacral (locomotive) apparatus of the echinoderms.
Louis Agassiz His Life and Correspondence Agassiz, Louis 1885
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(combs), from which they take their name of Ctenophorae, with the ambulacral (locomotive) apparatus of the echinoderms.
Louis Agassiz: His Life and Correspondence Louis Agassiz 1840
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"Body broadly ovate, elevated and truncate posteriorly; back oblique; dorsal impression lanceolate; scutab area very slightly excavated; ambulacral spaces broad, triangular, depressed; interambulacral spaces slightly convex; anteal furrow broad and shallow, sides slightly gibbous; sub-anal impressions broadly ob-cordate; post-oral spinous space broadly lanceolate.
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[ECHINUS RUFFINII] "Body sub-depressed; ambulacral and interlambulacral; plates with several primary tubercles on each closely ranged, having circles of secondary tubercles surrounding their bases; rows of pores very oblique, with three pair of pores in each row, the uppermost distant from the other two.
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