Children (35 direct children, 683 direct and indirect children):
Littorina
(tree size 190)
Chinkongunya
Lacuninae
(tree size 8)
Tectarius
(tree size 19)
Nodilittorina
(tree size 56)
Echinolittorina
(tree size 71)
Austrolittorina
(tree size 5)
Littoraria
(tree size 50)
Laevilitorina
(tree size 28)
Afrolittorina
(tree size 4)
Bembicium
(tree size 12)
Cenchritis
(tree size 1)
Cremnoconchus
(tree size 12)
Lacuna
(tree size 41)
Lacuna (gastropod)
Melarhaphe
(tree size 17)
Peasiella
(tree size 12)
Risella
(tree size 11)
Risellopsis
(tree size 2)
Echininus
(tree size 7)
Haloconcha
(tree size 2)
Mainwaringia
(tree size 3)
Melaraphe
(tree size 3)
Aquilonaria
(tree size 1)
Algamorda
(tree size 2)
Tectininus
(tree size 1)
Laevilacunaria
(tree size 4)
Littorininae
(tree size 15)
Granulilittorina
(tree size 2)
Laevilitorininae
(tree size 3)
Rissellinae
Bembiciinae
Tectariinae
Echinininae
Litorina
(tree size 65)
Temanella
(tree size 1)
Tamanella