Children (16 direct children, 16 direct and indirect children):
Plesiothyreus hamillei
Plesiothyreus rushii
Hyalopatina rushii
Plesiothyreus cossmanni
Plesiothyreus newtoni
Plesiothyreus malonei
Plesiothyreus cinnamomeus
Plesiothyreus cytherae
Plesiothyreus asperulatus
Plesiothyreus elongatus
Plesiothyreus evansi
Plesiothyreus gruveli
Plesiothyreus omanensis
Plesiothyreus osculans
Plesiothyreus pararabicus
Plesiothyreus parmophoroides
Plesiothyreus pliocenicus