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Webster's 1913 Dictionary
BLASTOIDEA
Blas *toid "e *a, n.
pl.
Etym:
[
NL.
,
fr.
Gr.
sprout
+ -oid.] (Zoöl.)
Defn:
One
of
the
divisions
of
Crinoidea
found
fossil
in
paleozoic
rocks;
pentremites.
They
are
so
named
on
account
of
their
budlike
form.