Children (6 direct children, 139 direct and indirect children):
Cladostephaceae
(tree size 10)
Phaeostrophiaceae
(tree size 3)
Sphacelariaceae
(tree size 68)
Sphacelodermaceae
(tree size 2)
Stypocaulaceae
(tree size 29)
Lithodermataceae
(tree size 21)