Publisher's Synopsis
Excerpt from Revue Suisse De Zoologie, 2010, Vol. 117: Swiss Journal of Zoology; Annales De La Societe Suisse De Zoologie Et Du Museum D'histoire Naturelle De La Ville De Geneve; Fascicule 3
Medusae with or without exumbrellar nematocyst tracks, bell margin oblique or straight, four radial canals; mouth usually circular; gonads covering manubrium entirely; one to four marginal tentacles; with or Without asexual medusae budding from marginal bulbs; ocelli absent.
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