- an
article on "
actinal", but its
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Wiktionary entry "
actinal" You can also:
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Actinal in
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- the
surface of the animal's body, in pits on the abactinal, marginal, or
actinal surface, and/or
within the
adambulacral plate adjacent to the tube foot...
-
tropical Atlantic.
Sthenaster emmae has five arms, a
triangular outline,
actinal intermediate plates,
abactinal plates,
ranges from 42mm - 45mm wide, and...
-
Brissus (Allobrissus) ag****izii. A:
denuded test,
abactinal view; B: test,
actinal view; C:
specimen with radioles,
abactinal view; D:
denuded test, side...
-
overlapping ossicles called the carinals, abactinals,
marginals (only one row),
actinals (several rows), adambulacral, and ambulacrals.
These ossicles can have...
- be
purplish or grayish-black, with deep
yellow or
whitish spines. The
actinal surface is whitish, yellowish, or brownish, with
pedicels much
darker than...
- a
single series of marginals, a
fused ring of disc plates, the lack of
actinal plates, a spool-like
ambulacral column,
reduced abactinal plates, and crossed...
- are
characterized by
having four to
seven rays that are
narrowly flat
actinally (underneath), sub-cylindrical and
tapering with the
marginal edge weakly...
- of this kind have
mostly digitiform abactinal spinelets. They also have
actinal interradial spines which are
predominantly subsacciform.
Though not much...
