Eukrohnia
(tree size 13)
Heterokrohnia
(tree size 19)
Praeukrohnia
(tree size 5)
Pseudeukrohnia
(tree size 13)
Protoeukrohnia
(tree size 7)
Archeterokrohnia
(tree size 4)
Zahonya
Paraeukrohnia
(tree size 1)