any of a family (Sertulariidae) of hydroids growing in colonies made up of double-rowed branches of cupped polyps
Origin of sertularian; from Modern Latin Sertulariidae (; from Classical Latin sertula, diminutive of serta, garland ; from feminine past participle of serere, to join together: see series) + -an
Any of various colonial hydroids of the genus Sertularia, having stalkless polyps arranged in pairs along a branching stem.
Origin of sertularianFrom New Latin Sertularia, genus name, from Latin sertula, diminutive of serta, garland, from feminine past participle of serere, to join; see ser-2 in Indo-European roots.
From New Latin sertularia (“a former genus name") +"Ž -an