Actinulida

Actinulida are an order of hydrozoans in the subclass Trachylinae. Very small, medusoid Hydrozoa without polyp phase, living in the sand interstitial, solitary, bell entirely or very much reduced, epidermis ciliated, 1-2 whorls of tentacles, statocysts present or not, club shaped and derived of ecto- and entodermal tissue; cnidome may include stenoteles.[1]

Actinulida
Halammohydra octopodides
Scientific classification
Kingdom: Animalia
Phylum: Cnidaria
Class: Hydrozoa
Subclass: Trachylinae
Order: Actinulida
Swedmark & Teissier, 1958[1]
Families
  • Halammohydridae Remane, 1927
  • Otohydridae Swedmark & Teissier, 1958

References

  1. Actinulida World Register of Marine Species. Retrieved 2018-20-1.


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