Ptilodictyidae
(tree size 74)
Stictoporellidae
(tree size 31)
Intraporidae
(tree size 28)
Hyphasmoporidae
(tree size 23)
Rhinidictyidae
(tree size 32)
Nikiforovellidae
(tree size 41)
Rhabdomesidae
(tree size 200)
Euspilopora
Fimbriapora
Heliotrypa
Ptilotrypa
Ptilotrypina
Sladina
Stereodictya
Stictoporina
Stictotrypa
Taeniodictya
Trepocryptopora