Alexandromenia
(tree size 14)
Amphimenia
(tree size 2)
Meromenia
(tree size 2)
Pachymenia
(tree size 1)
Paragymnomenia
(tree size 1)
Proparamenia
(tree size 1)
Spengelomenia
(tree size 4)
Sputoherpia
(tree size 5)
Utralvoherpia
(tree size 1)
Plathymenia
Plathymenia (mollusc)