Cancellariidae

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.

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

Taxonomy
This family consists of three following subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005):
 * Cancellariinae Forbes & Hanley, 1851 - synonym: Trigonostomatinae Cossmann, 1899
 * Admetinae Troschel, 1865 - synonym: Paladmetidae Stephenson, 1941
 * Plesiotritoninae Beu & Maxwell, 1937

Genera
Genera in the family Cancellariidae include:


 * Admete Krøyer, 1842
 * Admetula Cossmann, 1889
 * Africotriton Beu & Marshall, 1987
 * Agatrix R. Petit, 1967
 * Aphera Adams & Adams, 1854
 * Arizelostoma Iredale, 1936
 * Axelella Petit, 1988
 * Bivetia Jousseaume, 1887
 * Bivetiella Wenz, 1943
 * Bivetopsia Jousseaume, 1887
 * Bonellitia Jousseaume, 1887
 * Brocchinia Jousseaume, 1887
 * Cancellaphera Iredale, 1930
 * Cancellaria Lamarck, 1799
 * Cancellicula Tabanelli, 2008
 * Crawfordina Dall, 1919
 * Euclia Adams & Adams, 1854
 * Fusiaphera Habe, 1961
 * Gerdiella Olsson and Bayer, 1972
 * Gergovia Cossmann, 1899
 * Habesolatia Kuroda, 1965
 * Hertleinia Marks, 1949
 * Inglisella Finlay, 1924
 * Iphinopsis Dall, 1924
 * Loxotaphrus Harris, 1897
 * Massyla Adams & Adams, 1854
 * Merica Adams & Adams, 1854
 * Mericella Thiele, 1929
 * Microcancilla Dall, 1924
 * Microsveltia Iredale, 1925
 * Mirandaphera Bouchet & Petit, 2002
 * Momoebora Kuroda & Habe, 1971
 * Narona Adams & Adams, 1854
 * Neadmete Habe, 1961
 * Nevia Jousseaume, 1887
 * Nipponaphera Habe, 1961
 * Nothoadmete Oliver, 1982
 * Paladmete Gardner, 1916
 * Pallidonia Laseron, 1955
 * Pepta Iredale, 1925
 * Perplicaria Dall, 1890
 * Pisanella Koenen, 1865
 * Plesiotriton Fischer, 1884
 * Progabbia Dall, 1918
 * Pseudobabylonella Brunetti, Della Bella, Forli & Vecchi, 2009
 * Pyruclia Olsson, 1932
 * Scalptia Jousseaume, 1887
 * Solatia Jousseaume, 1887
 * Solutosveltia Habe, 1961
 * Sveltella Cossmann, 1889
 * Sveltia Jousseaume, 1887
 * Sydaphera Iredale, 1929
 * Tribia Jousseaume, 1887
 * Trigona Perry, 1811
 * Trigonaphera Iredale, 1936
 * Trigonostoma de Blainville, 1825
 * Tritonium Fabricius, 1780
 * Tritonoharpa Dall, 1908
 * Unitas Palmer, 1947
 * Ventrilia Jousseaume, 1887
 * Vercomaris Garrard, 1975
 * Waipaoa Marwick, 1931
 * Zeadmete Finlay, 1926

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


 * Anapepta Finlay, 1930