Peruvian Register of Marine Species
PeRMS source details
The medusa Russelia mirabilis lives mainly in the 0–300 m depth range (Pages et al., 1999). Outside its main ... [details]
Medusae with slightly lobed umbrella margin, four perradial tentacles that have their origin slightly displaced ... [details]
Hydroids sessile, hydrorhiza fromed by creeping naked stolons, epizooic on tubes sabellid polychaetes; hydranths ... [details]
Protiaridae medusae without marginal cirri, four marginal tentacles, with or without ocelli, with four or eight ... [details]
Medusa with lobed bell margin, with marginal nematocyst ring from which usually arise several centripetal ... [details]
Medusa small, spherical, without tentacles, bell margin with nematocyst ring from which originate centripetal, ... [details]
Antarctica; West Indies; Mediterranean (Kramp, 1959; Navas-Pereira & Vannucci 1990; Pages et al., 1999). Type locality: ... [details]
KEY TO THE PTILOCODIDAE HYDROIDS: 1a dactylozooids of two types . . . . . . . . . . . . . . . . . . . . . . . . ... [details]