List of non-marine molluscs of Seychelles

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Location of Seychelles

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

Freshwater gastropods[edit]

Paludomidae

Land gastropods[edit]

endemic Careoradula perelegans is the only terrestrial gastropod without radula
endemic Edentulina moreleti is the only one known herbivore streptaxid

Streptaxidae - There are 20 species of Streptaxidae on the Seychelles.[2][3] 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][clarification needed]
  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[edit]

References[edit]

  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. doi:10.1093/mollus/57.4.471.
  2. ^ a b c d e f g h i j k l m n o p q r s t u v w x y 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. ^ a b Gerlach J. (2001). "Conturbatia, a new genus of Streptaxidae (Mollusca, Gastropoda, Pulmonata)". Zoosystematics and Evolution 77(2): 297-302. doi:10.1002/mmnz.20010770213.
  4. ^ Gerlach J. (2006). Conturbatia crenata. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.3. <www.iucnredlist.org>. Downloaded on 1 October 2010.
  5. ^ Gerlach J. (2006). Glabrennea gardineri. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.3. <www.iucnredlist.org>. Downloaded on 2 October 2010.
  6. ^ Gerlach J. (2006). Glabrennea silhouettensis. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.3. <www.iucnredlist.org>. Downloaded on 2 October 2010.
  7. ^ Gerlach J. (2006). Glabrennea thomasseti. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.3. <www.iucnredlist.org>. Downloaded on 2 October 2010.
  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. doi:10.1111/j.1096-3642.2009.00598.x.
  9. ^ Gerlach J. (2000). Imperturbatia violescens. 2006 IUCN Red List of Threatened Species. Downloaded on 7 August 2007.
  10. ^ Gerlach J. (2006). Priodiscus serratus. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.3. <www.iucnredlist.org>. Downloaded on 6 September 2010.

Further reading[edit]

  • 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[edit]

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