scyphozoan


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

scyphozoan

any marine medusoid COELENTERATE of the class Scyphoza, containing the jellyfish. The medusa is the dominant and sometimes only phase of the life history, the polyp being small (a SCYPHISTOMA) or absent.
References in periodicals archive ?
Concentric rings, weakly disc-like shapes, radial structures (including radial cracks), a range of taphonomic grades (from well- to poorly preserved) and peripheral troughs are common features of fossil scyphozoan medusae (Schafer 1941, 1972; Muller 1984; Bruton 1991; Young and Hagadorn, 2010).
14As what kind of creatures are the Scyphozoans better known?
Mortality rates imposed by three scyphozoans on red drum (Sciaenops ocellatus Linnaeus) larvae in field enclosures J.