Webster’s Revised Unabridged Dictionary · 1913
Keratosa
Ker′a·to′sa, n. pl. [NL., fr. Gr. κέρας, -ατος, a horn.] (Zoöl.) An order of sponges having a skeleton composed of hornlike fibers. It includes the commercial sponges.
Webster’s Revised Unabridged Dictionary · 1913
Ker′a·to′sa, n. pl. [NL., fr. Gr. κέρας, -ατος, a horn.] (Zoöl.) An order of sponges having a skeleton composed of hornlike fibers. It includes the commercial sponges.