s, a, o, d, e, l, n, c, r, i are letters that make 'class Crinoidea'
idea, id, la, DEA, lass, cl, RI, Ea, SS, crinoid, as, no, in, ass, class, Crinoidea, AS, DE, ID, IN, LA, As, Cl, Cr, In, La, No are words within 'class Crinoidea'
1 possible definitions for 'class Crinoidea'
Under this definition, class crinoidea is a noun and has the following properties:
Crinoidea has the same meaning as class Crinoidea
'class Crinoidea' can be a type of class.
'class Crinoidea' can be a member of Echinodermata, phylum Echinodermata.
Ptilocrinus, genus Ptilocrinus, Antedonidae, family Antedonidae, crinoid are members of 'class Crinoidea'.