Platylepadinae Newman & Ross, 1976

Collareta, Alberto, Reitano, Agatino, Rosso, Antonietta, Sanfilippo, Rossana, Bosselaers, Mark, Bianucci, Giovanni & Insacco, Gianni, 2019, The oldest platylepadid turtle barnacle (Cirripedia, Coronuloidea): a new species of Platylepas from the Lower Pleistocene of Italy, European Journal of Taxonomy 516, pp. 1-17 : 4

Subfamily Platylepadinae Newman & Ross, 1976

Diagnosis (emended after Ross & Frick 2011: 62)

Wall peltate or low-conical; mono- or bi-lamellar; parietes with a large internal midrib either with or without a corresponding external medial sulcus; midrib either smooth or having several alternating ridges incorporated into basal surface; external longitudinal sulci, when present, formed by T-shaped flanges; sutural elaborations absent; orifice worn by corrosion or abrasion, or dehiscent.

Included genus

Platylepas Gray, 1825 .