Hedbergella
(tree size 7)
Hedbergellinae
(tree size 14)
Helvetoglobotruncaninae
(tree size 6)
Rotundininae
(tree size 5)
Brittonellinae
(tree size 2)
Concavatotruncaninae
(tree size 1)
Muricohedbergella
Pseudoguembelitria