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36 Subcategories

• Haliotidae, family Haliotidae go
  abalones
  
• Strombidae, family Strombidae go
  the family of conchs
  
• Helicidae, family Helicidae go
  land snails including the common edible snail and some pests
  
• Limacidae, family Limacidae go
  slugs
  
• Neritidae, family Neritidae go
  neritids
  
• Buccinidae, family Buccinidae go
  whelks
  
• Cymatiidae, family Cymatiidae go
  tritons
  
• Naticidae, family Naticidae go
  moonshells
  
• Littorinidae, family Littorinidae go
  periwinkles
  
• Patellidae, family Patellidae go
  marine limpets
  
• Fissurellidae, family Fissurellidae go
  marine limpets
  
• Ancylidae, family Ancylidae go
  freshwater gastropod
  
• Aplysiidae, family Aplysiidae, Tethyidae, family Tethyidae go
  sea hares
  
• Akeridae, family Akeridae go
  bubble shells
  
• Physidae, family Physidae go
  freshwater snails
  
• Cypraeidae, family Cypraeidae go
  family of marine gastropods comprising the cowries
  
• Myacidae, family Myacidae go
  soft-shell clams
  
• Veneridae, family Veneridae go
  hard-shell clams
  
• Solenidae, family Solenidae go
  razor clams
  
• Tridacnidae, family Tridacnidae go
  large marine hard-shell clams
  
• Cardiidae, family Cardiidae go
  somewhat heart-shaped sand-burrowing bivalve mollusks
  
• Ostreidae, family Ostreidae go
  oysters
  
• Pteriidae, family Pteriidae go
  pearl oysters
  
• Anomiidae, family Anomiidae go
  saddle oysters
  
• Arcidae, family Arcidae go
  ark shells
  
• Mytilidae, family Mytilidae go
  marine mussels
  
• Unionidae, family Unionidae go
  freshwater mussels found worldwide
  
• Pectinidae, family Pectinidae go
  scallops
  
• Teredinidae, family Teredinidae go
  shipworms
  
• Pholadidae, family Pholadidae go
  a family of Bivalvia
  
• Nautilidae, family Nautilidae go
  spiral-shelled cephalopods
  
• Octopodidae, family Octopodidae go
  a family of Octopoda
  
• Argonautidae, family Argonautidae go
  represented solely by the genus Argonauta
  
• Sepiidae, family Sepiidae go
  true cuttlefishes
  
• Spirulidae, family Spirulidae go
  coextensive with the genus Spirula
  
• Belemnitidae, family Belemnitidae go
  family of extinct Mesozoic cephalopods