Trigonostoma

Trigonostoma
Apertural view of shell of Trigonostoma milleri Burch, 1949
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Neogastropoda
Family: Cancellariidae
Genus: Trigonostoma
Blainville, 1825
Type species
Delphinula trigonostoma
Lamarck, 1822
Synonyms
  • Arizelostoma Iredale, 1936
  • Cancellaria (Trigonostoma) Blainville, 1827
  • Extractrix Korobkov, 1955
  • Trigona Perry, 1811 (Invalid: junior homonym of Trigona Jurine, 1807 [Hymenoptera])

Trigonostoma is a genus of sea snails, marine gastropod mollusks in the family Cancellariidae, the nutmeg snails.

Trigonostoma is also the name given to a trematode genus in the family Aspidogastridae, that is actually a synonym of the genus Multicalyx Faust & Tang, 1936