†Alectryonia Fischer de Waldheim 1807
Bivalvia - Ostreida - Ostreidae
Alternative spelling: Ostrea (Alectryonia)
Parent taxon: Ostreidae according to F. Papier 2001
Sister taxa: Ambigostrea, Anulostrea, Booneostrea, Crassostrea, Curvostrea, Denostrea, Lophinae, Margostrea, Myrakeena, Nicaisolopha, Notostrea, Oscillopha, Ostrea, Ostreinae, Peilinia, Planostrea, Protostrea, Pulvinostrea, Pustulostrea, Quadrostrea, Umbrostrea, Undulostrea
Subtaxa: Alectryonia clotbeyi, Alectryonia ludoviciana