Blastoidea - Law Dictionary Search Results

Home Dictionary Name: blastoidea

Blastoidea

One of the divisions of Crinoidea found fossil in paleozoic rocks pentremites They are so named on account of their budlike form...

A large class of Echinodermata including numerous extinct families and genera but comparatively few living ones Most of the fossil species like some that are recent were attached by a jointed stem See Blastoidea Cystoidea Comatula...

Pentremites

A genus of crinoids belonging to the Blastoidea They have five petal like ambulacra...

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