Thick, lens-shaped umbrella 15-23 mm wide, with 12-17 tentacles and lappets; usually 13-15 tentacles; marginal lappets thin, quadrate, each with 2 statocysts.
Kingdom Animalia Phylum Cnidaria Subphylum Medusozoa Superclass Hydrozoa Class Hydroidomedusae Subclass Narcomedusae Family Solmarisidae Genus Solmaris Species Solmaris flavescens