Ammobaculoides
(tree size 2)
Bolivinopsis
(tree size 3)
Heterantyx
Orectostomina
(tree size 2)
Palustrella
(tree size 1)
Paraibaella
Plectoeratidus
(tree size 1)
Quasispiroplectammina
Spiroplectammina
(tree size 22)
Spiroplectella
(tree size 2)
Spiroplectinella
(tree size 5)