Claim: Pilus conicus is a species of sea snail, a marine gastropod which is more commonly known as snails and slugs from saltwater, freshwater, and from land.
Evidence: Pilus conicus is a species of sea snail, a marine gastropod mollusk in the family Pseudococculinidae. This class comprises snails and slugs from saltwater, from freshwater, and from the land. The gastropods (/ˈɡæstrəpɒdz/), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda /ɡæˈstrɒpədə/.