Children (32 direct children, 32 direct and indirect children):
Potamolithus rushii
Potamolithus conicus
Potamolithus doeringi
Potamolithus lapidum
Potamolithus paranensis
Potamolithus paysanduanus
Potamolithus simplex
Potamolithus filipponei
Potamolithus troglobius
Potamolithus ribeirensis
Potamolithus karsticus
Potamolithus santiagensis
Potamolithus bertelsae
Potamolithus bisinuatus
Potamolithus capitatus
Potamolithus catharinae
Potamolithus chloris
Potamolithus dinochilus
Potamolithus elenae
Potamolithus gracilis
Potamolithus hidalgoi
Potamolithus iheringi
Potamolithus intracallosus
Potamolithus jacuhyense
Potamolithus microthauma
Potamolithus orbignyi
Potamolithus philippianus
Potamolithus sykesii
Potamolithus tietenense
Potamolithus valchetensis
Potamolithus windhauseni
Potamolithus fodinarum