Related how?

Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Archaeplastida
Plant (Green plants)
Biliphyta
Rhodophyta (Red algae)
Eurhodophytina
Florideophyceae (Florideae)
Corallinophycidae
Coralline algae (Corallinales)
Archaeolithophyllaceae

Archaeolithophyllum (4785371)

Children (2 direct children, 2 direct and indirect children):

Archaeolithophyllum donbassicum

Archaeolithophyllum missouriense