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Mollusks, Cephalopods, Bivalves



    Subkingdom
    Phylum
    Subphylum
      Class
      Subclass
        Order
        Suborder
          Infraorder
          Superfamily

From The
Zoological Record

The core information for this page is taken from the website of The Zoological Record. The original text has been abbreviated, some taxonomic groups are added, and links to further information have been expanded. For convenience the taxonomic list is distributed among several separate pages.
 

Mollusca molluscs, mollusks, soft bodied animals mostly with an internal or external calcareous shell --[researchers ToL ummzADW links]

    Aplacophora solenogasters, deep-sea worm like animals --[ummzADW links]

    Polyplacophora modern chitons (Chiton, Tonicella) --[ummzADW links]

    Monoplacophora mostly fossil, living species not discovered until 1977 (Neopilina) --[ummzADW links]

    Gastropoda slugs, snails & their relatives --[ ummzADW links]

    Prosobranchia snails (Buccinum, Calliostoma, Cerithium, Conus, Cypraea, Haliotis, Littorina, Murex, Oliva, Patella, Strombus, Thais)

    Heterobranchia (Architectonica, Nerinea, Pyramidella, Turbonilla)

    Opisthobranchia slugs

      Anaspidea (=Aplysiomorpha) (Aplysia -- sea hares)

      Cephalaspidea (Acteon)

      Gymnosomata (Clione)

      Notaspidea (Pleurobranchaea)

      Nudibranchia (Acanthodoris) --[dedicated site]

    Pulmonata

      Archaeopulmonata (Melampus)

      Basommatophora (Biomphalaria, Bulinus, Lymnaea)

      Stylommatophora land snails (Achatina, Arion, Helix, Liguus, Limax, Partula, Polymita, Succinea)

    Cephalopoda cephalopods --[dedicated site researchers ToL ummzADW links]

    Nautiloidea once abundant, Nautilus is now the only genus with living representatives

    Ammonoidea ammonites & their relatives, only known from fossils (Ammonites)

    Coleoidea group containing all living cephalopods other than Nautilus

      Belemnitida belemnites, fossils (Belemnites, Gonioteuthis)

      Octopoda octopods, octopuses, devilfishes (Argonauta, Eledone, Octopus)

      Sepiida cuttlefish; often grouped with squid as Decapoda (Euprymna, Sepia, Spirula)

      Teuthida squid; often grouped with cuttlefish as Decapoda (Illex, Loligo, Sepioteuthis, Todarodes)

      Vampyromorpha vampire squid

    Bivalvia bivalves, pelecypods, lamellibranchs, includes clams, mussels, oysters etc with laterally hinged bivalve shells (Arca, Cardium, Crassostrea, Dreissena D. polymorpha -- zebra mussel, Macoma, Mactra, Modiolus, Mya, Mytilus, Pecten, Unio, Venus) --[ummzADW links]

    Scaphopoda razor shells, tusk shells, tooth shells (Dentalium) --[ummzADW links]




Protozoa  |  Metazoa  |  Invertebrates  |  Arthropods  |  Hemichordates  |  Chordates  |  Craniates
Vertebrates  |  Unicellular-organisms  |  Sponges  |  Corals  |  Echinoderms  |  Worms  |  Mollusks
Crustaceans  |  Arachnids  |  Insects  |  Fish  |  Amphibians  |  Reptiles  |  Birds  |  Mammals

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Send suggestions, additions, corrections to Richard White at R. White


mollusks.htm 3/8/2001     Links verified 3/8/2001