Children (25 direct children, 504 direct and indirect children):
Nucula
(tree size 266)
Adrana
(tree size 16)
Adrana (bivalve)
Pronucula
(tree size 15)
Ennucula
(tree size 62)
Leionucula
(tree size 12)
Austronucula
(tree size 7)
Neonucula
(tree size 1)
Sinonucula
(tree size 1)
Nuculoidea
(tree size 27)
Condylonucula
(tree size 3)
Brevinucula
(tree size 4)
Nuculinae
(tree size 17)
Rumptunucula
(tree size 1)
Nuculoma
(tree size 13)
Deminucula
(tree size 8)
Lamellinucula
(tree size 6)
Linucula
(tree size 14)
Varinucula
(tree size 3)
Palaeonuculinae
Nuculominae
Palaeonucula
(tree size 3)
Gibbonucula
Iheringinucula
Lacia
Lissanucula