Cnidaria: Features, Habitat and Its Classification.
CLASSIFICATION OF ACTINIARIA 495 of species the variation of the different anatomical criteria of distinction may be so wide, and the limits of specific varia- tion so little known, that to go beyond the genus is little more.
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The present review provides an in-depth look into the complex topic of delimiting species in sea anemones. For most part of history this has been based on a small number of variable anatomic.
Actinia definition is - a genus of sea anemones nearly coextensive with the order Actiniaria.
Actiniaria synonyms, Actiniaria pronunciation, Actiniaria translation, English dictionary definition of Actiniaria. Noun 1. Actiniaria - sea anemones Actinaria, order Actinaria, order Actiniaria animal order - the order of animals Actinozoa, Anthozoa, class Actinozoa.
However, in the order Actiniaria nematocyst study is in a more advanced state and the description of their size and distribution is commonplace in taxonomic studies (FAUTIN 1988). In acontiarian anemones they are used to define families, in accordance to the criteria intro- duced by CARLGREN (1949).