NOTA 1 : considered as phylum or class according to the authors, the Phoronida Hatschek, 1888 are constituted by only two genera, without any intermediate hierarchical level, i.e. order, family... until the genus.
NOTA 2 : the larva actinotroch of the Phoronida keeps a separate "generic" name - considered as a technical term - under Actinotrocha which is
sometimes still different from the adult species name (see Silén, 1952; Opinion 2373, 2015): for more information about click here.
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