The list of marine molluscs of Ireland is a list of marine species that form a part of the molluscan fauna of Ireland.
Their habitats include littoral, mesopelagic, pelagic, oceanic zone, benthic, deep ocean water and deep sea.
There were recorded at least 2 species of solenogastres in Ireland.
Family Rhopalomeniidae
Family Neomeniidae
There was recorded at least 1 species of Caudofoveata in Ireland.
Family Chaetodermatidae
There were recorded at least 13 species of polyplacophorans in Ireland.
Family Acanthochitonidae
Family Ischnochitonidae
Family Leptochitonidae
Main articles: List of marine gastropods of Ireland and List of Nudibranchia of Ireland |
Main article: List of marine molluscs of Ireland (Bivalvia) |
There were recorded at least 2 species of tusk shells in Ireland.
Family Dentaliidae
There were recorded at least 5 species of cephalopods in Ireland.
Family Octopodidae (most octopuses)
Family Sepiolidae
Family Architeuthidae (giant squid)