Children (13 direct children, 13 direct and indirect children):
Hyotissa hyotis
Giant honeycomb oyster
Hyotissa sinensis
Parahyotissa sinensis
Parahyotissa imbricata
Hyotissa mcgintyi
Parahyotissa mcgintyi
Hyotissa semiplana
Hyotissa fisheri
Hyotissa imbricata
Hyotissa solida
Hyotissa numisma
Parahyotissa numisma
Hyotissa inermis
Parahyotissa inermis
Hyotissa chemnitzii
Hyotissa quercinus
Hyotissa quercina
Hyotissa thomasi