Anasca
(tree size 31)
Ascophora
(tree size 237)
Brettia
(tree size 8)
Biporidae
(tree size 54)
Klugeflustra
(tree size 8)
Ogivalia
(tree size 12)
Austroflustra
(tree size 3)
Kymella
(tree size 2)
Flustrina
(tree size 2)
Lepralia
(tree size 93)
Malacostegina
(tree size 801)
Scrupariina
(tree size 25)
Inovicellina
(tree size 26)
Acanthodesiomorpha
(tree size 1)
Parastichopora
(tree size 1)
Neoflustra
(tree size 1)
Julianca
(tree size 1)
Setosellinidae
(tree size 9)
Gemelliporellidae
(tree size 8)
Neocheilostomina
(tree size 10836)
Inovicellata
Ascophorina
(tree size 1)
Prostomariidae
(tree size 4)
Brydonellidae
(tree size 3)
Powellithecidae
(tree size 4)
Volviflustrellaria
(tree size 2)
Lepraliidae
Vinculariidae
(tree size 57)
Chiplonkarinidae
(tree size 3)
Coscinopleuridae
(tree size 19)
Scorioporidae
(tree size 6)
Platyglenidae
(tree size 2)