List of mollusc orders
From Wikipedia, the free encyclopedia
List of mollusc orders illustrates the 97 orders in the phylum Mollusca, the largest marine animal phylum. 85,000 extant species are described,[1] making up 23% of described marine organisms.[2]
Class Aplacophora
Subclass Caudofoveata
No orders, 6 families, 15 genera, 150 species.
Subclass Solenogastres
- Order Neomeniamorpha
- Order Pholidoskepia
Testaria (unranked)
Class Polyplacophora (Chitons)
- Order Multiplacophora †
- Order Neoloricata
- Order Paleoloricata †
Subphylum Conchifera
Class Bivalvia
Subclass Heterodonta
- Superfamily Arcticoidea
- Superfamily Cardioidea
- Superfamily Chamoidea
- Superfamily Clavagelloidea
- Superfamily Crassatelloidea
- Superfamily Cuspidarioidea
- Superfamily Hippuritoida †
- Superfamily Cyamioidea
- Superfamily Cyrenoidea
- Superfamily Cyrenoidoidea
- Superfamily Dreissenoidea
- Superfamily Galeommatoidea
- Superfamily Gastrochaenoidea
- Superfamily Glossoidea
- Superfamily Hemidonacoidea
- Superfamily Hiatelloidea
- Superfamily Limoidea
- Superfamily Lucinoidea
- Superfamily Mactroidea
- Superfamily Myoidea
- Superfamily Pandoroidea
- Superfamily Pholadoidea
- Superfamily Pholadomyoidea
- Superfamily Solenoidea
- Superfamily Sphaerioidea
- Superfamily Tellinoidea
- Superfamily Thyasiroidea
- Superfamily Ungulinoidea
- Superfamily Veneroidea
- Superfamily Verticordioidea
Subclass Palaeoheterodonta
- Superfamily Trigonioidea
- Superfamily Unionoidea
Subclass Protobranchia
- Superfamily Manzanelloidea
- Superfamily Nuculanoidea
- Superfamily Nuculoidea
- Superfamily Sapretoidea
- Superfamily Solemyoidea
Subclass Pteriomorphia
- Superfamily Anomioidea
- Superfamily Arcoidea
- Superfamily Dimyoidea
- Superfamily Limoidea
- Superfamily Mytiloidea
- Superfamily Ostreoidea
- Superfamily Pectinoidea
- Superfamily Pinnoidea
- Superfamily Plicatuloidea
- Superfamily Pterioidea
Class Cephalopoda
Subclass Nautiloidea
- Order Plectronocerida †
- Order Ellesmerocerida †
- Order Actinocerida †
- Order Pseudorthocerida †
- Order Ascocerida †
- Order Endocerida †
- Order Tarphycerida †
- Order Oncocerida †
- Order Discosorida †
- Order Nautilida
- Order Orthocerida †
- Order Lituitida †
- Order Dissidocerida †
- Order Bactritida †
Subclass Ammonoidea †
- Order Goniatitida †
- Order Prolecanitida †
- Order Ceratitida †
- Order Ammonitida †
Subclass Coleoidea
Division Belemnitida
- Order Belemnoidea †
- Order Aulacocerida †
- Order Phragmoteuthida †
- Order Donovaniconida †
- Order Belemnitida †
- Order Hematitida †
Division Neocoleoidea (most living cephalopods)
- Superorder Decapodiformes
- Order Boletzkyida †
- Order Spirulida ram's horn squid
- Order Sepiida cuttlefish
- Order Sepiolida bobtail squid
- Order Teuthida squid
- Superorder Octopodiformes
- Order Vampyromorphida vampire squid
- Order Octopoda octopus
Class Gastropoda
This overview of orders follows the taxonomy of the Gastropoda (Ponder & Lindberg, 1997):
- Order Bellerophontinaka (fossil)
- Order Mimospirina (fossil)
Subclass Eogastropoda
- Order Euomphalida de Koninck 1881 (fossil)
- Order Patellogastropoda Lindberg, 1986 (true limpets)
Subclass Orthogastropoda Ponder & David R. Lindberg, 1996
- Order Murchisoniina Cox & Knight, 1960 (fossil)
- Order Neomphaloida Sitnikova & Starobogatov, 1983
Superorder Vetigastropoda Salvini-Plawen, 1989 (limpets)
Superorder Neritaemorphi Koken, 1896
- Order Cyrtoneritomorpha (fossil)
- Order Neritopsina Cox & Knight, 1960
Superorder Caenogastropoda Cox, 1960
- Order Architaenioglossa Haller, 1890
- Order Sorbeoconcha Ponder & David R. Lindberg, 1997
- Infraorder Littorinimorpha Golikov & Starobogatov, 1975
- Infraorder Ptenoglossa J.E. Gray, 1853
- Infraorder Neogastropoda Thiele, 1929
Superorder Heterobranchia J.E. Gray, 1840
- Order Heterostropha P. Fischer, 1885
- Order Opisthobranchia Milne-Edwards, 1848
- Infraorder Euthecosomata
- Infraorder Pseudothecosomata
- Infraorder Anthobranchia Férussac, 1819
- Infraorder Cladobranchia Willan & Morton, 1984
- Suborder Eupulmonata Haszprunar & Huber, 1990
- Infraorder Acteophila Dall, 1885 (= formerly Archaeopulmonata)
Class Monoplacophora
- Order Tryblidiida
Class Rostroconchia †
- Order Conocardiida † Newell, 1965
- Order Ribeirioida † Kobayashi, 1933
- Order Tuarangiida † MacKinnon, 1982
Class Scaphopoda (Tusk shells)
- Order Dentaliida
- Order Gadilida