ambulacral
adjective
am·bu·la·cral
| \ ˌam-byə-ˈla-krəl
, -ˈlā-
\
, -ˈlā-
\
Definition of ambulacral
: of, relating to, or being any of the radial areas of echinoderms along which run the principal nerves, blood vessels, and elements of the water-vascular system
ambulacral grooves
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