Hydrozoa - Hydroida

Parent taxon: Thecaphora according to J. Maletz 2014

See also Bayer et al. 1956 and Sepkoski 2002

Sister taxa: Archaeodendrum, Chaunograptus, Plumalina, Eisenackiella

Subtaxa: none

Ecology: stationary epifaunal carnivore-suspension feeder

Distribution: there are no occurrences of Protohalecium in the database

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Specimen images are retrieved through the ePANDDA API.