Children (92 direct children, 1874 direct and indirect children):
Epitonium
(tree size 694)
Acirsa
(tree size 35)
Cirsotrema
(tree size 92)
Alexania
(tree size 5)
Alexania (gastropod)
Alora
(tree size 10)
Alora (gastropod)
Amaea
(tree size 53)
Nystiella
(tree size 7)
Opaliopsis
(tree size 13)
Asperiscala
(tree size 40)
Nitidiscala
(tree size 41)
Opalia
(tree size 122)
Opalia (gastropod)
Cycloscala
(tree size 23)
Cyclostoma
(tree size 49)
Funiscala
(tree size 2)
Recluzia
(tree size 14)
Depressiscala
(tree size 7)
Nodiscala
(tree size 21)
Gradatiscala gradata pygmaea
Iphitus
(tree size 13)
Iphitus (gastropod)
Claviscala
(tree size 17)
Boreoscala
(tree size 16)
Sthenorytis
(tree size 10)
Periapta
(tree size 6)
Surrepifungium
(tree size 4)
Variciscala
(tree size 5)
Narvaliscala
(tree size 3)
Globiscala
(tree size 7)
Sagamiscala
(tree size 2)
Plastiscala
(tree size 8)
Epifungium
(tree size 14)
Epidendrium
(tree size 5)
Cylindriscala
(tree size 30)
Kurodacirsa
(tree size 3)
Foratiscala
(tree size 3)
Chuniscala
(tree size 2)
Problitora
(tree size 2)
Minabescala
(tree size 1)
Cingulacirsa
(tree size 1)
Gyroscala
(tree size 18)
Gregorioiscala
(tree size 20)
Punctiscala
(tree size 4)
Couthouyella
(tree size 2)
Eglisia
(tree size 8)
Rutelliscala
(tree size 2)
Compressiscala
(tree size 3)
Acrilloscala
(tree size 4)
Crebriscala
(tree size 1)
Filiscala
(tree size 3)
Epitoniinae
Nystiellinae
Acirsinae
Opaliinae
Clathrus
(tree size 1)
Papyriscala
(tree size 7)
Spiniscala
(tree size 5)
Acrilla
(tree size 9)
Hirtoscala
(tree size 11)
Clathroscala
(tree size 9)
Fragilopalia
(tree size 1)
Cerithiscala
(tree size 1)
Tenuiscala
(tree size 2)
Proscala
(tree size 1)
Scalaria
(tree size 284)
Turriscala
(tree size 6)
Connexiscala
Coroniscala
Crenuliscala
Dentiscala
Discoscala
Dulciscala
Elegantiscala
Goniscala
Graciliscala
Hartungia
Heligmope
Hemiacirsa
Hyaloscala
Iodina
Kaneconcha
Laeviscala
Lamelliscala
Parajanthina
Pliciscala
Pomiscala
Pseudacirsa
Rectacirsa
Scala
Stenacme
Textiscala
Tioria
Tumidiacirsa
Violetta