fossil, recent, unstalked, other, many, comatulid, most, modern, few, true, free, flexible, paleozoic, ancient, certain, palaeozoic, devonian, numerous, abundant, articulate, extinct, primitive, dicyclic, mesozoic, complete, inadunate, stemless, stalkless, typical, extant, carboniferous, sessile, swimming, armed, ordovician, pelagic, beautiful, ordinary, articulated, water, monocyclic, silurian, intact, camerate, australian, later, living, earliest, northern, earlier, benthic, older, peculiar, mississippian, fossiliferous, above, pennsylvanian, commensal, bud, colourful, shallow, rare, adult, remarkable, golden, disarticulated, pinnulate, day, tropical, fossilized, cystidean, postpalaeozoic, sea, disparid, delicate