资料来源 : Webster's Revised Unabridged Dictionary (1913)

Paleocrinoidea \Pa`le*o*cri*noi"de*a\, n. pl. [NL. See {Paleo-},
   and {Crinoidea}.] (Zo["o]l.)
   A suborder of Crinoidea found chiefly in the Paleozoic rocks.