Phylum Mollusca Linnaeus, 1758 - molluscs
Class Bivalvia Linnaeus, 1758 - bivalves
Subclass Pteriomorphia Beurlen, 1944
see Superorder Pteriomorphia Beurlen, 1944
Order Arcida Gray, 1854
Suborder Arcina Stoliczka, 1871
see Order Arcida Gray, 1854
Superfamily Arcoidea Lamarck, 1809
Family Arcidae Lamarck, 1809 - arks
Subfamily Arcinae Lamarck, 1809
Genus Trisidos Röding, 1798