Not Ancient But Neotenic: Neotenactis amateras gen. et sp. nov., the First Record of a Gonactiniid Anemone from the North Pacific (Cnidaria: Anthozoa: Enthemonae)
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The metridioid enthemonaean sea-anemone family Gonactiniidae Carlgren, 1893 is characterized by having one of the simplest morphologies among the Actiniaria. It currently includes two monotypic genera, each consisting of a species described in the 19th century... ...
