List of non-marine molluscs of Seychelles explained

The non-marine molluscs of Seychelles are a part of the molluscan wildlife of Seychelles.

Freshwater gastropods

Paludomidae

• Paludomus ajanensis Morelet, 1860^[1]

Land gastropods

Streptaxidae - There are 20 species of Streptaxidae on the Seychelles.^[2] Seven genera of Streptaxidae are endemic to the Seychelles: Stereostele, Imperturbatia, Silhouettia, Careoradula, Augustula, Priodiscus and Acanthennea.^[2]

1. Acanthennea erinacea (Martens, 1898) - endemic^[2]
2. Augustula braueri (Martens, 1898) - endemic^[2]
3. Careoradula perelegans (Martens, 1898) - endemic^[2]
4. Conturbatia crenata Gerlach, 2001 - endemic to Frégate Island,^[3] possibly extinct^[4]
5. Edentulina dussumieri (Dufo, 1840)^[2] - subspecies: Edentulina dussumieri dussumieri (Dufo, 1840); Edentulina dussumieri reservae Gerlach & Bruggen, 1999; Edentulina dussumieri silhouettae Gerlach & Bruggen, 1999; Edentulina dussumieri praslina Gerlach & Bruggen, 1999.^[2] The subspecies praslina is only known as subfossil.^[2]
6. Edentulina moreleti (Adams, 1868) - endemic^[2]
7. Glabrennea gardineri (Sykes, 1909) - endemic^{[5] [2]}
8. Glabrennea silhouettensis (Verdcourt, 1994) - endemic^{[6] [2]}
9. Glabrennea thomasseti (Sykes, 1909) - endemic^{[7] [2]}
10. Gonaxis quadrilateralis Preston, 1910^[8] / Gonaxis (Macrogonaxis) quadrilateralis (Preston, 1910)^[2] / Macrogonaxis quadrilateralis - introduced in 1958 to biological control two species of Achatina, but it has failed^[2]
11. Huttonella bicolor (Hutton, 1834)^[2]
12. Imperturbatia constans (Martens, 1898) - endemic^[2]
13. Imperturbatia violescens (Martens, 1898) - endemic^[9] - Gerlach & Bruggen (1999) have spelled the specific name as Imperturbatia violascens^[2]
14. Priodiscus costatus - endemic^[2]
15. Priodiscus serratus (Adams, 1868) - endemic^{[10] [2]}
16. Priodiscus spinatus - endemic^[2]
17. Seychellaxis souleyetianus (Petit, 1841) - endemic^[2]
18. Silhouettia silhouettae (Martens, 1898) - endemic^[2]
19. Stereostele nevilli (Adams, 1868) - endemic^[2] - subspecies: Stereostele nevilli nevilli (Adams, 1868) and Stereostele nevilli parvidentata Gerlach & Bruggen, 1999^[2]
20. Streptostele acicula (Morelet, 1877)^[2]

See also

• List of marine molluscs of Seychelles
• List of non-marine molluscs of Zanzibar
• List of non-marine molluscs of Mauritius
• List of non-marine molluscs of Réunion
• List of non-marine molluscs of Comoros
• List of non-marine molluscs of Mayotte
• List of non-marine molluscs of Madagascar

Further reading

• Gerlach J. (1998). "The shell-less slugs of Seychelles (Gastropoda, Pulmonata, Veronicellidae and Urocyclidae)". Argonauta 11: 56–64.
• Gerlach J. (2007) Terrestrial and Freshwater Mollusca of Seychelles. Backhuys Publishers, Leiden.
• Martens E. & Wiegmann F. (1898). "Land und Süsswasser mollusken der Seychellen". Mitteilugen aus dem Zoologischen, Sammlung des Museums Naturkunde, Berlin 1: 1-94.

External links

• Biodiversity of the Seychelles islands

Notes and References

1. Brown D. S. & Gerlach J. (1991). "On Paludomus and Cleopatra (Thiariidae) in Africa and the Seychelles islands". Journal of Molluscan Studies 57(4): 471-479. .
2. Gerlach J. & Bruggen A. C. van (1999). "Streptaxidae Mollusca: Gastropoda: Pulmonata) of the Seychelles Islands, western Indian Ocean". Zoologische Verhandelingen 328: 1-60. abstract, PDF.
3. Gerlach J. (2001). "Conturbatia, a new genus of Streptaxidae (Mollusca, Gastropoda, Pulmonata)". Zoosystematics and Evolution 77(2): 297-302. .
4. Gerlach, J. . 2009 . Conturbatia crenata . 2009 . e.T168141A6458885 . 10.2305/IUCN.UK.2009-2.RLTS.T168141A6458885.en . 5 July 2024.
5. Gerlach, J. . 2009 . Glabrennea gardineri . 2009 . e.T168145A6459630 . 10.2305/IUCN.UK.2009-2.RLTS.T168145A6459630.en . 5 July 2024.
6. Gerlach, J. . 2009 . Glabrennea silhouettensis . 2009 . e.T168146A6459829 . 10.2305/IUCN.UK.2009-2.RLTS.T168146A6459829.en . 5 July 2024.
7. Gerlach, J. . 2009 . Glabrennea thomasseti . 2009 . e.T9533A12999286 . 10.2305/IUCN.UK.2009.RLTS.T9533A12999286.en . 5 July 2024.
8. Sutcharit C., Naggs F., Wade C. M., Fontanilla I. & Panha S. (2010). "The new family Diapheridae, a new species of Diaphera Albers from Thailand, and the position of the Diapheridae within a molecular phylogeny of the Streptaxoidea (Pulmonata: Stylommatophora)". Zoological Journal of the Linnean Society 160: 1-16. .
9. Gerlach, J. . 2009 . Imperturbatia violescens . 2009 . e.T10809A3218516 . 10.2305/IUCN.UK.2009-2.RLTS.T10809A3218516.en . 5 July 2024.
10. Gerlach J. (2006). Priodiscus serratus. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.3. . Downloaded on 6 September 2010.