Children (69 direct children, 853 direct and indirect children):
Cancellaria
(tree size 148)
Trigonostoma
(tree size 33)
Admetula
(tree size 21)
Aphera
(tree size 5)
Axelella
(tree size 6)
Bivetiella
(tree size 3)
Bivetopsia
(tree size 3)
Bonellitia
(tree size 17)
Brocchinia
(tree size 26)
Brocchinia (gastropod)
Cancellaphera
(tree size 1)
Crawfordina
Euclia
(tree size 3)
Fusiaphera
(tree size 14)
Gerdiella
(tree size 5)
Habesolatia
(tree size 1)
Hertleinia
(tree size 1)
Inglisella
(tree size 18)
Iphinopsis
(tree size 13)
Massyla
(tree size 2)
Merica
(tree size 23)
Microsveltia
(tree size 15)
Mirandaphera
(tree size 4)
Narona
(tree size 5)
Narona (gastropod)
Nevia
(tree size 1)
Oamaruia
(tree size 8)
Pepta
(tree size 2)
Perplicaria
(tree size 4)
Pseudobabylonella
(tree size 3)
Pyruclia
(tree size 2)
Scalptia
(tree size 47)
Solatia
(tree size 4)
Sveltella
(tree size 4)
Sydaphera
(tree size 16)
Tribia
(tree size 4)
Trigonaphera
(tree size 11)
Tritonium
(tree size 15)
Vercomaris
(tree size 1)
Waipaoa
(tree size 6)
Mericella
(tree size 10)
Nipponaphera
(tree size 16)
Pisanella
(tree size 4)
Sveltia
(tree size 16)
Gergovia
(tree size 4)
Gergovia (gastropod)
Admetinae
(tree size 103)
Cancellariinae
(tree size 9)
Plesiotritoninae
(tree size 96)
Pristimerica
(tree size 1)
Plesiocerithium
(tree size 1)
Maorivetia
(tree size 1)
Coptostomella
(tree size 1)
Coptostoma
(tree size 3)
Pallidonia
(tree size 1)
Paladmete
Bivetia
(tree size 2)
Tatara
(tree size 4)
Unitas
(tree size 14)
Momoebora
(tree size 1)
Anapepta
(tree size 2)
Arizelostoma
Charcolleria
Extractrix
Iphinoella
Ovilia
Palaeadmete
Panarona
Progabbia
Solutosveltia
Trigonophera
Ventrilia