Children (14 direct children, 14 direct and indirect children):
Isocardia cor
Isocardia cornuta
Isocardia studeri
Isocardia cottaldina
Isocardia letteroni
Isocardia valangiensis
Isocardia beaugrandi
Isocardia globosa
Isocardia hibernica
Isocardia lamarckii
Isocardia linnaei
Isocardia lunulata
Isocardia moltkiana
Isocardia semisulcata