Ilyanassa trivittata
Two views of a shell of Ilyanassa trivittata (museum specimens at Naturalis Biodiversity Center)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Family:	Nassariidae
Genus:	Ilyanassa
Species:	I. trivittata
Binomial name
Ilyanassa trivittata (Say, 1822)
Synonyms[1]
Buccinum trivittatum (Say, 1822) (unaccepted combination) Nassa trivittata Say, 1822 (original combination) Nassarius trivittatus (Say, 1822) Tritia trivittata (Say, 1822)

Ilyanassa trivittata, common name the threeline mud snail, is a species of sea snail, a marine gastropod mollusk in the family Nassariidae, the Nassa mud snails or dog whelks.^[1]

Description

Distribution

This marine species occurs in the Northwest Atlantic Ocean off Canada (Gulf of Saint Lawrence, Bay of Fundy)