| Classification:
The following taxonomic table is that of Poppe & Tagaro
(2006) for marine shell organisms in the Prosobranchia
and Opisthobranchia subclasses. It is based on Bouchet & Rocroi's
(2005) gastropod classification update but abridged to exclude
fossil species. In this table, the clades reflect major revisions
based on DNA and RNA molecular studies, more detailed soft
tissue anatomy, and other current advances. There are many significant
changes from the traditional Linnaean taxonomic classification.
Click on a link below or picture at right to go
directly to its family page and/or photo gallery!
- Subclass: Prosobranchia
-
Clade: Patellogastropoda
-
- Superfamily: Patelloidea (True Limpets)
- Family: Patellidae
- Family: Acmaidae
- Family: Lottiidae
- Family: Lepetidae
- Superfamily: Nacelloidea
- Family: Nacellidae
- Clade: Vetigastropoda
- Superfamily: Haliotoidea
-
Family: Haliotidae (Abalones)
- Superfamily: Fissurelloidea (Keyhole Limpets)
- Family: Fissurellidae
- Superfamily: Pleurotomarioidea
- Family: Pleurotomariidae
- Superfamily: Trochoidea
- Family: Trochidae (Top Shells)
Family: Stomatellidae
- Family: Calliostomatidae
- Superfamily: Turbinoidea
- Family: Turbinidae
- Clade: Cycloneritimorpha
-
- Superfamily: Neritoidea (Nerites)
- Family: Neritidae
- Superfamily: Helicinoidea
- Family: Helicinidae (terrestrial)
- Superfamily: Hydrocenoidea
- Family: Hydrocenidae (terrestrial)
- [others]
- Informal Group: Architaenioglossa
- Superfamily: Cyclophoroidea (Land Snails)
- Family: Cyclophoridae
- Superfamily: Viviparoidea (Freshwater Snails)
- Family: Viviparidae
- Superfamily: Valvatoidea (Freshwater Snails)
- Clade: Sorbeconcha
-
Superfamily: Cerithioidea
- Family: Cerithiidae (Ceriths)
Family: Modulidae
- Family: Pachychilidae
- Family: Potamididae
Family: Siliquariidae
Family: Thiaridae
Family: Triphoridae
Family: Turritellidae (Turritellas)
Family: Vermetidae
Clade: Littorinimorpha
-
- Superfamily: Calyptraeoida
- Family: Calyptraeidae
-
- Superfamily: Capuloidea
- Family: Capulidae
-
- Superfamily: Cypraeoidea
- Family: Cypraeidae
- Family: Ovulidae
- Superfamily: Ficoidea
- Family: Ficidae
- Superfamily: Crepidulodea
- Family: Crepidulidae
Family: Capulidae (Cap Shells)
Family: Xenophoridae
- Superfamily: Littorinoidea
- Family: Littorinidae (Periwinkles)
- Family: Pickworthiidae
- Family: Pomatiidae
- [Others]
- Superfamily: Naticoidea
- Family: Naticidae
- Superfamily: Rissoidea
- Family: Rissoidae
- Family: Barleeidae
- Family: Bithynidae
- Family: Caecidae
- Family: Tornidae (incl Vitrinellinae)
- Family: Truncatellidae
- [Others]
- Superfamily: Stromboidea
- Family: Strombidae
Family: Aporrhaidae
Family: Struthiolariidae
- [Others]
- Superfamily: Tonnoidea
- Family: Cassidae
- Family: Tonnidae (Tun Shells)
- Family: Bursidae
- Family: Personidae
- Family: Ranellidae
- [Others]
- Superfamily: Vanikoroidea
- Family: Vanikoridae
- Family: Hipponicidae
- Superfamily: Velutinoidea
- Family: Triviidae
- Superfamily: Vermetoidea
- Family: Vermetidae
- Superfamily: Xenophoroidea
- Family: Xenophoridae
- Group: Ptenoglossa
- Superfamily: Epitonioidea
- Family: Epitoniidae
- Family:Janthinidae
- Superfamily: Eulimoidea
- Family: Eulimidae
- Family: Aclididae
- Superfamily: Triphoroidea
- Family: Triphoridae
- Family: Cerithiopsidae
- Clade: Neogastropoda
- Superfamily: Buccinoidea
- Family: Buccinidae
- Family: Colubrariidae
- Family: Columbellidae
- Family: Fasciolariidae
- Family: Nassariidae
-
- Family: Melongenidae
- Superfamily: Muricoidea
- Family: Muricidae (Murex Shells)
- Family: Babyloniidae
- Family: Coralliophilidae (Coral Shells)
- Family: Costellariidae
- Family: Harpidae (Harp Shells)
- Family: Marginellidae
- Family: Mitridae
- Family: Strepsiduridae
- Family: Turbinellidae
- Family: Volutidae (Volutes)
- Superfamily: Olivoidea
- Family: Olividae (Olive Shells)
- Family: Olivellidae (Olive Shells)
- Superfamily: Pseudolivoidea
- Family: Pseudolividae
- [Others}
- Superfamily: Conoidea
- Family: Conidae (Cone Shells)
- Family: Clavatulidae
- Family: Terebridae (Auger Shells)
- Family: Turridae (Turrids)
- Superfamily: Cancellarioidea
- Family: Cancellariidae
- Clade: Heterobranchia
- Superfamily: Acteonoidea
- Family: Acteonidae
- Family: Aplustridae ("Hydatinidae")
- Family: Bullinidae
- [Others]
- Superfamily: Architectonicoidea
- Family: Architectonicidae
- Superfamily: Mathildoidea
- Family: Mathildidae
- Superfamily: Pyramidelloidea
- Family: Pyramidellidae
- Superfamily: Ringiculoidea
- Family: Ringiculidae
- Superfamily: Rissoelloidea
- Family: Rissoellidae
- Superfamily: Valvatoidea
- Family: Valvatidae
-
- Informal Group: Opisthobranchia
-
- Clade: Cephalaspidea
- Superfamily: Bulloidea
- Family: Bullidae
- Superfamily: Diaphanoidea
- Family: Diaphanidae
- Family: Notodiaphanidae
- Subfamily: Haminoeidea
- Family: Haminoeidae
- Superfamily: Philinoidea
- Family: Philinidae
- Family: Cylichnidae
- Family: Retusidae
- [Others]
- Superfamily: Philinacea
- Family: Scaphandridae
- Family Gastropteridae
- Family Aglajidae
- Family: Philinidae
- Family: Philioglossidae
- Superfamily: Runcinoidea
- Family: Runcinidae
- Clade: Thecosomata (Pteropoda -sea butterflies)
- Superfamily: Cavolinioidea
- Family: Cavolinidae [Cuvieridae]
- Family: Limacinidae
- Superfamily: Cymbulioidea
- Family: Cymbuliidae
- Family: Desmopteridae
- Family: Peraclidae
- Clade: Gymnosomata (naked Pteropods)
- Superfamily: Clionoidea
- Family: Clionidae
- [Others]
Land Snail Classification
The following taxonomic table is also based on (Poppe & Tagaro, 2006) and has been abridged.
Click on a link below or a picture at right to go
directly to its family page and/or photo gallery!
Informal Group: Pulmonata (air breathing snails)
See entries in table above
Informal Group: Basommatophora —land & brackish water snails
- Clade: Cladobranchia
- Superfamily: Amphiboloidea
- Family: Amphibulidae
- Superfamily: Siphonarioidea(syn., Siphonarioidea)
- Family: Siphonariidae (limpets)
- Clade: Hygrophila
- Superfamily: Lymnaeoidea
- Family: Lymnaeidae
- Superfamily: Planorboidea
- Family: Planorbidae
- Family: Physidae
- [Others]
- Clade: Eupulmonata
- Superfamily: Ellobioidea
- Family: Ellobiidae
- Family: Otinidae
- [Others]
Clade: Systellommatophora (sea slugs)
Clade: Stylommatophora (terrestrial)
- Subclade: Elasmognatha
- Superfamily: Succineoidea
- Family: Succineidae
- [Others]
- Subclade: Orthurethra
- Superfamily: Achatinelloidea
- Family: Achatinellidae
- Superfamily: Cochlicopoidea (syns., Chondrinoidea, Cionellacea)
- Family: Amastridae
- Family: Cochlicopidae (syn., Cionellidae)
- Superfamily: Pupilloidea
- Family: Pupillidae
- Family: Chondrinidae
- Family: Lauriidae
- Family: Orculidae
- Family: Pyramidulidae (syn., Pleurodiscidae)
- Family: Strobilopsidae
- Family: Valloniidae
- [Others]
- Superfamily: Enoidea
- Family: Enidae (syn., Buliminidae)
- Family: Cerastuidae
Informal Group: Sigmurethra
- Superfamily: Clausilioidea
- Family: Clausiliidae
- Superfamily: Orthalicoidea
- Family: Orthalicidae (Bulimulidae)
- Family: Cerionidae (syn., Ceriidae)
- Superfamily: Achatinoidea
- Family: Achatinidae
- Family: Ferrussaciidae
- Family: Subulinidae
- [Others]
- Superfamily: Testacelloidea
- Family: Testacellidae
- Family: Spiraxidae
- [Others]
- Superfamily: Streptaxoidea
- Family: Spiraxidae
- Superfamily: Rhytidoidea
- Family: Rhytidae (syn., (Paraphantidae)Gastropoda/Pulmonates.html
- Family: Chlamydephoridae
- Family: Haplotrematidae
- [Others]
- Superfamily: Acavoidea
- Family: Acavidae
- Family: Caryodidae
- Family: Macrocylidae
- [Others]
- Superfamily: Sagdoidea
- Family: Sagdidae
- "Limacoid" Clade
- Superfamily: Zonitoidea
- Family: Zonitidae
- Superfamily: Helicarionoidea
- Family: Helicarionidae
- Superfamily: Limacoidea
- Family: Limacidae
- Family: Vitrinidae
- [Others]
- Superfamily: Arionoidea
- Family: Arionidae
- Family: Phylomycidae
- Superfamily: Helicoidea
- Family: Helicidae
- Family: Bradybaenidae
- Family: Camaenidae
- Family: Cochlicellidae
- Family: Helminthoglyptidae
- Family: Hygromiidae
- Family: Pleurodontidae
- Family: Sphincterochilidae
- Family: Xanthonychidae
- [Others]
|

Perotrochus hirasei
Hirasei's Slit Shell
Family: Pleurotomariidae

Acmaea scutum
Shield Limpet
Family: Patellidae

Nerita plicata
Plicate Nerite
Family: Neritidae

Tectarius pagodus
Pagoda Prickly Winkle
Family: Littorinidae

Aletes squamigerus
Scaly Worm Shell
Family: Vermetidae

Aporrhais pespelicani
Pelican's Foot
Family: Aporrhaidae

Cypraea auranteum
Golden Cowrie
Family: Cypraeidae

Neverita helicoides
Spiral Moon
Family: Naticidae

Rapa incurva
Recurved Rapa Snail
Family: Coralliophilidae

Marginella elegans
Elegant Marginella
Family: Marginellidae

Janthina janthina
Purple Sea Snail
Family: Janthinidae

Hydatina albocincta
Hydatina Bubble Shell
Family: Hydatinidae

Atys semistriata
Variably Banded Atys
Family: Atyidae

Pyrazus ebeninus
Ebony Swamp Cerith
Family: Thiaridae
(an air breathing marine snail)

Drymaeus multilineatus
Multi-lined Drymaeus
Family: Bulimulidae
(an air breathing land snail)

Natalina cafra
Cafra Natalina
Family: Rhytididae
(an air breathing land snail)

Pleurodonte marginella
Marginella Caracolus
Family: Camaenidae
(an air breathing land snail)

Obba Listeri
Lister's Obba
Family: Camaenidae
(an air breathing land snail)

Polymita picta
Painted Helix
Family: Xanthonichidae
(an air breathing land snail)

Ryssota otaheitana
Tahitian Ovum
Family: Helicarionidae
(an air breathing land snail)
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