Order Sea anemone | Rank Family | |
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Similar Sea anemone, Metridium, Anthozoa, Cnidaria, Metridium senile |
Metridiidae is a family of sea anemones in the order Actiniaria.
Contents
Characteristics
Members of the family Metridiidae are characterised by having a mesogloeal sphincter muscle and by the mesenterial arrangement, with the mesenteries not being divided into macronemes and microcnemes. The acontia typically have microbasic b-mastigophors and microbasic amastigophors, though the latter are not always present in adults.
Genera
The following three genera are recognised by the World Register of Marine Species (WoRMS):
Of these genera, Metridium is the most speciose while Isometridium and Paraisometridium are monotypic taxa.
References
Metridiidae Wikipedia(Text) CC BY-SA