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Trigonostoma milleri.JPG
Apertural view of Trigonostoma milleri Burch, 1949
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Caenogastropoda
clade Hypsogastropoda
clade Neogastropoda
Superfamily: Cancellarioidea
Forbes & Hanley, 1851
Family: Cancellariidae
Forbes & Hanley, 1851

See text

Cancellariidae, common name the nutmeg snails or nutmeg shells, are a family of small to medium-large sea snails, marine gastropod mollusks in the clade Neogastropoda. Some of the shells of the species in this family resemble a nutmeg seed.

Cancellariidae is the only family in the superfamily Cancellarioidea.


This family occurs worldwide. Many species are found in deep water.


This family consists of three following subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005):


Genera in the family Cancellariidae include: [1]

The following genus was also accepted in 1936 by the Royal Society of New Zealand [2]