Calcispongiae

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Calcispongiae \Cal`ci*spon"gi*[ae]\, n. pl. [NL., fr. L. calx,
     calcis, lime + spongia a sponge.] (Zool.)
     An order of marine sponges, containing calcareous spicules.
     See {Porifera}.
     [1913 Webster]