||Sil`i*coi"de*a (?), n. pl. [NL. See
Silex, and -oid.] (Zoöl.) An extensive
order of Porifera, which includes those that have the skeleton
composed mainly of siliceous fibers or spicules.
||Sil`i*coi"de*a (?), n. pl. [NL. See
Silex, and -oid.] (Zoöl.) An extensive
order of Porifera, which includes those that have the skeleton
composed mainly of siliceous fibers or spicules.