Columnariidae
(tree size 1)
Chonophyllidae
(tree size 10)
Spongophyllidae
(tree size 4)
Stauriidae
(tree size 8)
Stringophyllidae
(tree size 1)
Lonsdaleiidae
(tree size 11)
Ptenophyllidae
(tree size 11)
Phillipsastreidae
(tree size 2)
Acervulariidae
(tree size 4)