Gastrodontoidea

Gastrodontoidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the limacoid clade.

Gastrodontoidea
Two live individuals of Zonitoides arboreus on the roots of orchid plants.
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Infraorder:	Limacoidei
Superfamily:	Gastrodontoidea Tryon, 1866
Families
See text

Taxonomy

According to the taxonomy of the Gastropoda (Bouchet & Rocroi, 2005), families in this superfamily include:

• Gastrodontidae
• Chronidae
• Euconulidae
• Oxychilidae
• Pristilomatidae
• Trochomorphidae
• Fossil taxa probably belonging to the Gastrodontoidea are:
  • Subfamily † Archaeozonitinae Pfeffer, 1930^[1]
    • † Archaeozonites Sandberger, 1873 - type genus of Archaeozonitinae
  • Subfamily † Grandipatulinae Pfeffer, 1930^[1]
    • † Grandipatula Cossmann, 1889 - type genus of Grandipatulinae
  • Subfamily † Palaeoxestininae Pfeffer, 1930^[1]
    • † Palaeoxestina Wenz, 1919 - type genus of Palaeoxestininae

Cladogram

The following cladogram shows the phylogenic relationships of this superfamily with the other superfamilies and families within the limacoid clade:^[2]

limacoid clade	Staffordioidea Staffordiidae Dyakioidea Dyakiidae Gastrodontoidea Pristilomatidae Chronidae Euconulidae Trochomorphidae Gastrodontidae Oxychilidae Parmacelloidea Trigonochlamydidae Parmacellidae Milacidae Zonitoidea Zonitidae Helicarionoidea Helicarionidae Ariophantidae Urocyclidae Limacoidea Vitrinidae Boettgerillidae Limacidae Agriolimacidae