Stiracolpus
(tree size 24)
Kurosioia
(tree size 1)
Spirocolpus
(tree size 5)
Colpospirella
Eichwaldiella
Haustator
Helminthia
Oligodia
Peyrotia
Ptychidia
Tachyrhinchella
Turritellinella
Zaria