page_title: List of non-marine molluscs of Seychelles
section_title: Land gastropods
hierarchical_section_title: List of non-marine molluscs of Seychelles / Land gastropods
caption_attribution_description: English: Drawing of apertural view of a shell of Edentulina moreleti
context_page_description: The non-marine molluscs of Seychelles are a part of the molluscan wildlife of Seychelles.
context_section_description: Streptaxidae - There are 20 species of Streptaxidae on the Seychelles. Seven genera of Streptaxidae are endemic to the Seychelles: Stereostele, Imperturbatia, Silhouettia, Careoradula, Augustula, Priodiscus and Acanthennea.
  Acanthennea erinacea (Martens, 1898) - endemic
  Augustula braueri (Martens, 1898) - endemic
  Careoradula perelegans (Martens, 1898) - endemic
  Conturbatia crenata Gerlach, 2001 - endemic to Frégate Island, possibly extinct
  Edentulina dussumieri (Dufo, 1840) - subspecies: Edentulina dussumieri dussumieri (Dufo, 1840); Edentulina dussumieri reservae Gerlach & Bruggen, 1999; Edentulina dussumieri silhouettae Gerlach & Bruggen, 1999; Edentulina dussumieri praslina Gerlach & Bruggen, 1999. The subspecies praslina is only known as subfossil.
  Edentulina moreleti (Adams, 1868) - endemic
  Glabrennea gardineri (Sykes, 1909) - endemic
  Glabrennea silhouettensis (Verdcourt, 1994) - endemic
  Glabrennea thomasseti (Sykes, 1909) - endemic
  Gonaxis quadrilateralis Preston, 1910 / Gonaxis (Macrogonaxis) quadrilateralis (Preston, 1910) / Macrogonaxis quadrilateralis - introduced in 1958 to biological control two species of Achatina, but it has failed
  Huttonella bicolor (Hutton, 1834)
  Imperturbatia constans (Martens, 1898) - endemic
  Imperturbatia violescens (Martens, 1898) - endemic - Gerlach & Bruggen (1999) have spelled the specific name as Imperturbatia violascens
  Priodiscus costatus - endemic
  Priodiscus serratus (Adams, 1868) - endemic
  Priodiscus spinatus - endemic
  Seychellaxis souleyetianus (Petit, 1841) - endemic
  Silhouettia silhouettae (Martens, 1898) - endemic
  Stereostele nevilli (Adams, 1868) - endemic - subspecies: Stereostele nevilli nevilli (Adams, 1868) and Stereostele nevilli parvidentata Gerlach & Bruggen, 1999
  Streptostele acicula (Morelet, 1877)
caption: endemic Edentulina moreleti is the only one known herbivore streptaxid
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