Diagnosis: Bougainvillidae with eight cleft tetacle bulbs, so that the tentacles arise from 16 epaule-shaped marginal swellings; oral tentacles dichotomously branched (Kramp, 1968). [details]
Citation: Schuchert, P. (2013). Chiarella Maas, 1897. In: Schuchert, P. (2013) World Hydrozoa database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=267306 on 2013-05-21