#class_Gastropoda__Gastropoda__Gasteropoda__class_Gasteropoda  snails and slugs and their relatives
  supertype:  #class__clas  (biology) a taxonomic group containing one or more orders
  member of:  #phylum_Mollusca
  member:  #gastropod__univalve  a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes
  member:  #family_Haliotidae__Haliotidae  abalones
     member:  #genus_Haliotis__Haliotis  type genus of the family Haliotidae
        member:  #abalone__ear-shell__earshell  any of various large edible marine gastropods of the genus Haliotis having an ear-shaped shell with pearly interior
  member:  #family_Strombidae__Strombidae  conchs
     member:  #genus_Lambis__Lambis  scorpion shells of shallow tropical waters of the eastern hemisphere
        member:  #scorpion_shell  any of numerous tropical marine snails that as adults have the outer lip of the aperture produced into a series of long curved spines
     member:  #genus_Strombus__Strombus  type genus of the family Strombidae
        member:  #conch  any of various edible tropical marine gastropods of the genus Strombus having a brightly-colored spiral shell with large outer lip
  member:  #family_Limacidae__Limacidae  slugs
     member:  #genus_Limax__Limax  a genus of Limacidae
     member:  #slug  any of various terrestrial gastropods having an elongated slimy body and no external shell
  member:  #family_Neritidae__Neritidae  neritids
     member:  #neritid_gastropod__neritidgastropod__neritid  operculate seasnail of coastal waters with a short spiral shell
     member:  #genus_Nerita  type genus of the Neritidae
        member:  #nerita  having short a smooth or spirally ridged shell with thick usually toothed outer lip and toothed operculum
        member:  #bleeding_tooth__Nerita_peloronta  gastropod having reddish toothlike projections around the shell opening; of the Caribbean area
     member:  #genus_Neritina  a genus of Neritidae
        member:  #neritina  ornately marked and brightly colored snails of brackish waters
  member:  #family_Buccinidae__Buccinidae  whelks
     member:  #whelk  large carnivorous marine gastropods of coastal waters and intertidal regions having a strong snail-like shell
  member:  #family_Cymatiidae__Cymatiidae  tritons
     member:  #triton  tropical marine gastropods having beautifully colored spiral shells
  member:  #family_Naticidae__Naticidae  moonshells
     member:  #moonshell  marine gastropods having smooth rounded shells that form short spires
  member:  #family_Littorinidae__Littorinidae  periwinkles
     member:  #genus_Littorina__Littorina  type genus of the family Littorinidae: periwinkles
        member:  #periwinkle.seasnail__winkle  edible marine gastropod
  member:  #limpet  any of various usually marine gastropods with low conical shells; found clinging to rocks in littoral areas
  member:  #family_Patellidae__Patellidae  marine limpets
     member:  #genus_Patella__Patella  type genus of the family Patellidae: common European limpets
        member:  #common_limpet__Patella_vulgata  marine limpet
  member:  #family_Fissurellidae__Fissurellidae  marine limpets
     member:  #genus_Fissurella__Fissurella  type genus of the family Fissurellidae: keyhole limpets
        member:  #keyhole_limpet__keyholelimpet__Fissurella_apertura__Diodora_apertura  marine limpet having a conical shell with an opening at the apex
  member:  #family_Ancylidae__Ancylidae  freshwater gastropod
     member:  #genus_Ancylus__Ancylus  type genus of the family Ancylidae: river limpet
        member:  #river_limpet__riverlimpet__freshwater_limpet__Ancylus_fluviatilis  minute conical gastropod superficially resembling a limpet but living and feeding on freshwater plants
  member:  #subclass_Opisthobranchia__Opisthobranchia  gastropods having the gills when present posterior to the heart and having no operculum: includes sea slugs; sea butterflies; sea hares
     member:  #order_Nudibranchia__Nudibranchia  comprising numerous marine gastropod mollusks lacking a shell in the adult state and usually having a body like a slug
        member:  #sea_slug__seaslug  any of various marine gastropods of the suborder Nudibranchia having a shell-less and often beautifully colored body
        member:  #family_Aplysiidae__Aplysiidae__Tethyidae__family_Tethyidae  sea hares
           member:  #genus_Aplysia__Aplysia__Tethys__genus_Tethus  type genus of the family Aplysiidae
              member:  #sea_hare__seahare__Aplysia_punctata  naked marine gastropod having a soft body with reduced internal shell and two pairs of ear-like tentacles
        member:  #genus_Hermissenda__Hermissenda  genus of marine sea slugs
           member:  #Hermissenda_crassicornis  a kind of sea slug
  member:  #family_Akeridae__Akeridae  bubble shells
     member:  #genus_Haminoea__Haminoea  common genus of marine bubble shells of the Pacific coast of North America
        member:  #bubble_shell  marine gastropod mollusk having a very small thin shell
  member:  #order_Pulmonata__Pulmonata  large order of gastropods usually breathing by means of a lung-like sac comprising most land snails and slugs and many freshwater snails
     member:  #family_Helicidae__Helicidae  land snails including the common edible snail and some pests
        member:  #genus_Helix__Helix  type genus of the family Helicidae
           member:  #edible_snail__Helix_pomatia  one of the chief edible snails
           member:  #garden_snail  any of several inedible snails of the genus Helix; often destructive pests
           member:  #brown_snail__brownsnail__Helix_aspersa  serious garden pest having a brown shell with paler zigzag markings; nearly cosmopolitan
           member:  #Helix_hortensis  a kind of garden snail
     member:  #family_Physidae__Physidae  freshwater snails
        member:  #genus_Physa  type genus of the physidae; freshwater air-breathing snails
           member:  #physa  any member of the genus Physa
  member:  #order_Pectinibranchia__Pectinibranchia  large order of gastropods comprising univalve mollusks that have a single gill resembling a comb
     member:  #family_Cypraeidae__Cypraeidae  family of marine gastropods comprising the cowries
        member:  #genus_Cypraea__Cypraea  type genus of the family Cypraeidae: the typical cowries
           member:  #cowrie__cowry  any of numerous tropical marine gastropods of the genus Cypraea having highly polished usually brightly marked shells
  member:  #subclass_Amphineura__Amphineura  a class of Gastropoda
     member:  #order_Solenogastres__Solenogastres__Aplacophora__order_Aplacophora  an order of Amphineura
        member:  #solenogaster__aplacophoran  deep-water wormlike mollusks lacking calcareous plates on the body but having fine slimy spicules on the covering mantle

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