''Ptychotrema'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of air-breathing

land snail A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial molluscs, terrestrial gastropod mollusks that have gastropod shell, shel ...

terrestrial Terrestrial refers to things related to land or the planet Earth, as opposed to extraterrestrial. Terrestrial may also refer to: * Terrestrial animal, an animal that lives on land opposed to living in water, or sometimes an animal that lives on o ...

pulmonate Pulmonata or pulmonates is an informal group (previously an order, and before that, a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group inclu ...

gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...

mollusc Mollusca is a phylum of protostome, protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant taxon, extant species of molluscs are recognized, making it the second-largest animal phylum ...

s in the subfamily Enneinae of the family

Streptaxidae Streptaxidae is a family of carnivorous air-breathing land snails, terrestrial pulmonate gastropod mollusks in the clade Stylommatophora. Streptaxidae are monophyletic while all subfamilies and several genera are polyphyletic. Six Streptaxi ...

.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

Distribution

The distribution of the genus ''Ptychotrema'' is

Afrotropical The Afrotropical realm is one of the Earth's eight biogeographic realms. It includes Sub-Saharan Africa, the southern Arabian Peninsula, the island of Madagascar, and the islands of the western Indian Ocean. It was formerly known as the Ethiopi ...

, and includes: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 The ''Zoological Journal of the Linnean Society'' is a monthly peer-reviewed scientific journal covering zoology published by Oxford University Press on behalf of the Linnean Society. The editor-in-chief is Maarten Christenhusz (Linnean Society) ...

'' 160: 1-16. . *

Uganda Uganda, officially the Republic of Uganda, is a landlocked country in East Africa. It is bordered to the east by Kenya, to the north by South Sudan, to the west by the Democratic Republic of the Congo, to the south-west by Rwanda, and to the ...

Wronski T. & Hausdorf B. (2010). "Diversity and body-size patterns of land snails in rain forests in Uganda". ''

Journal of Molluscan Studies The ''Journal of Molluscan Studies'' is the peer-reviewed scientific journal of the Malacological Society of London, covering research in malacology.

'' 76(1): 87-100. .

Species

Species within the genus ''Ptychotrema'' include: * ''

Ptychotrema aequatoriale ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Worl ...

'' Pilsbry, 1919 * ''

Ptychotrema bequaerti ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Wor ...

'' (Dautzenberg & Germain, 1914) * ''

Ptychotrema cossyphae ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Worl ...

'' van Bruggen, 1989 * ''

Ptychotrema fraterculus ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Worl ...

'' Pilsbry, 1919 * ''

Ptychotrema geminatum ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Wor ...

'' (Martens, 1895) 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. * ''

Ptychotrema goossensi ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Worl ...

'' (Adam & van Goethem, 1978) * ''

Ptychotrema kerereense ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: World ...

'' (Adam & van Goethem, 1978) * ''

Ptychotrema kigeziense ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Wor ...

'' (Preston, 1913) * ''

Ptychotrema mazumbiensis ''Ptychotrema mazumbiensis'' is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Streptaxidae. This species is endemic to Tanzania. Its natural habitat is subtropical or tropical dry forests. It is ...

'' Tattersfield, 1999 * ''

Ptychotrema paradoxulum ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial animal, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Acce ...

'' (Martens, 1895) * ''

Ptychotrema pelengeense ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Wor ...

'' (Adam & van Goethem, 1978) * ''

Ptychotrema pollonerae ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Wor ...

'' Preston, 1913 * ''

Ptychotrema runsoranum ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Wor ...

'' (Martens, 1892) * ''

Ptychotrema silvaticum ''Ptychotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the subfamily Enneinae of the family Streptaxidae.MolluscaBase eds. (2022). MolluscaBase. Ptychotrema L. Pfeiffer, 1853. Accessed through: Wor ...

'' Pilsbry, 1919 * ''

Ptychotrema usambarense ''Ptychotrema usambarense'' is a species of air-breathing land snail, a terrestrial animal, terrestrial pulmonate gastropod mollusc in the family Streptaxidae. This species is Endemism, endemic to List of non-marine molluscs of Tanzania, Tanzani ...

'' Verdcourt, 1958

References

* Bruggen A. C. van (1989) "Studies on ''Parennea'' (Mollusca, Gastropoda Pulmonata, Streptaxidae) additional to the revision by Adam & van Goethem, 1978". ''

Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen In academia and librarianship, conference proceedings are a collection of academic papers published in the context of an academic conference or workshop. Conference proceedings typically contain the contributions made by researchers at the confer ...

'' (series C) 92: 1-56.

Distribution

Species

References

Further reading