Subfamily Pernariinae Rafinesque 1815 (oyster)
Bivalvia - Ostreida - Malleidae
Parent taxon: Isognomonidae according to P. Bouchet et al. 2010
Sister taxa: Bathyisognomon, Crenatula, Crenatulinae, Gervilleioperna, Isognomon, Leproconcha, Linsdallia, Lithiotis, Melininae, Mytiloperna, Rostroperna, Yunshanoperna, Waagenoperna, Pedalion
Subtaxa: Pernaria
Ecology: stationary epifaunal suspension feeder
Distribution: there are no occurrences of Pernariinae in the database