Scleroconcha
(tree size 20)
Philomedes
(tree size 63)
Euphilomedes
(tree size 33)
Zeugophilomedes
(tree size 11)
Paraphilomedes
(tree size 2)
Igene
(tree size 4)
Pleoschisma
(tree size 7)
Anarthron
(tree size 6)