Ptychotrema
Shell of Ptychotrema assiniense (syntype at MNHN, Paris)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Heterobranchia
Order: Stylommatophora
Superfamily: Streptaxoidea
Family: Streptaxidae
Genus: Ptychotrema
L. Pfeiffer, 1853
Type species
Bulimus moerchi L. Pfeiffer, 1853

Ptychotrema is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Enneinae of the family Streptaxidae.[1]

Distribution

The distribution of the genus Ptychotrema is Afrotropical, and includes:[2]

Species

Species within the genus Ptychotrema include:

? subgenus Ennea

  • Ptychotrema (Ennea) bequaerti (Dautzenberg & Germain, 1914)[3]
  • Ptychotrema (Ennea) fraterculus Pilsbry, 1919[3]
  • Ptychotrema (Ennea) paradoxulum (Martens, 1895)[3]
  • Ptychotrema (Ennea) pollonerae Preston, 1913[3]
  • Ptychotrema (Ennea) silvaticum Pilsbry, 1919[3]

subgenus Haplonepion Pilsbry, 1919[4]

  • Ptychotrema (Haplonepion) geminatum (Martens, 1895)
  • Ptychotrema (Haplonepion) runsoranum (Martens, 1892)[3]

? subgenus Parennea

  • Ptychotrema (Parennea) aequatoriale Pilsbry, 1919[3]
  • Ptychotrema (Parennea) cossyphae van Bruggen, 1989[3]
  • Ptychotrema (Parennea) goossensi (Adam & van Goethem, 1978)[3]
  • Ptychotrema (Parennea) kerereense (Adam & van Goethem, 1978)[3]
  • Ptychotrema (Parennea) kigeziense (Preston, 1913)[3]
  • Ptychotrema (Parennea) pelengeense (Adam & van Goethem, 1978)[3]

References

  1. ↑ MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=996769 on 2022-03-01
  2. ↑ 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.
  3. 1 2 3 4 5 6 7 8 9 10 11 12 13 Wronski T. & Hausdorf B. (2010). "Diversity and body-size patterns of land snails in rain forests in Uganda". Journal of Molluscan Studies 76(1): 87-100. doi:10.1093/mollus/eyp048.
  4. ↑ Pilsbry H. A. (1919). "A review of the land mollusks of the Belgian Congo chiefly based on the collection of the American Museum Congo Expedition, 1909–1915". Bulletin of the American Museum of Natural History 40(1): 1-370. page 200-201.

Further reading

  • Adam W. & van Goethem J. L. (1978). Revision du sous-genre Parennea Pilsbry du Genre Ptychotrema Morch (Mollusca-Pulmonata-Streptaxidae)". Études du Continent Africain, Bruxelles 5: 1-79.
  • Oke O. C. & Odiete W.O. (1996). "New species of land molluscs from south western Nigeria I. A new species attributed to Ptychotrema (Mollusca, Gastropoda)". Journal of African Zoology 110: 99–104.
  • Verdcourt B. (1985). "New taxa of Gulella L. Pfr. and Ptychotrema Mörch (Mollusca, Streptaxidae) from Eastern Africa". Journal of Conchology 32(1): 109–122. abstract.


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