''Rhachistia'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...
of air-breathing
land snails,
terrestrial
Terrestrial refers to things related to land or the planet Earth.
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 or near the ground, as opposed to ...
pulmonate gastropod mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...
s in the family
Cerastidae
Cerastidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the order Stylommatophora.MolluscaBase eds. (2020). MolluscaBase. Cerastidae Wenz, 1923. Accessed through: World Register of Marine Species at: http ...
.
[MolluscaBase eds. (2022). MolluscaBase. Rhachistia Connolly, 1925. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=818528 on 2022-04-09]
The genus ''Rhachistia'' is found in
Eastern Africa
East Africa, Eastern Africa, or East of Africa, is the eastern subregion of the African continent. In the United Nations Statistics Division scheme of geographic regions, 10-11-(16*) territories make up Eastern Africa:
Due to the historica ...
and
Asia
Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an are ...
.
Species
Species in the genus ''Rhachistia'' include:
* ''
Rhachistia adumbratus''
(L. Pfeiffer, 1855)
* ''
Rhachistia aldabrae
''Rhachistia aldabrae'', the Aldabra banded snail, is a species of air-breathing land snail, a pulmonate gastropod mollusc in the family Cerastidae. The species lives on one atoll in the Seychelles Islands, Indian Ocean, and is easily recognizab ...
''
(von Martens, 1898) -
Aldabra banded snail - assumed extinct since 2000, small population found 2014
* ''
Rhachistia bengalensis''
(Lamarck, 1822)
* ''
Rhachistia boehmi''
(E. von Martens, 1895)
* ''
Rhachistia braunsii''
(von Martens, 1869) (synonym: ''
Rhachidina braunsi
''Rhachidina'' is a genus of gastropods belonging to the family Cerastidae.
The species of this genus are found in Central Africa and Australia.
Species:
*''Rhachidina hieroglyphica''
*''Rhachidina usagarica''
References
{{Taxonbar, fr ...
''
(von Martens, 1869))
* ''
Rhachistia catenata''
(E. von Martens, 1860)
* ''
Rhachistia chiradzuluensis''
(E.A. Smith, 1899)
* ''
Rhachistia conformalis''
Sutcharit, Naggs & Panha, 2010
* ''
Rhachistia dubiosa''
(Sturany, 1898)
* ''
Rhachistia erlangeri''
(Kobelt, 1910)
* ''
Rhachistia festiva''
(Connolly, 1925)
* ''
Rhachistia ganalensis''
(Kobelt, 1910)
* ''
Rhachistia hildebandti''
(von Martens, 1878)
* ''
Rhachistia histrio''
(Pfeiffer, 1855)
* ''
Rhachistia infracincta''
(Gould, 1850)
* ''
Rhachistia lilacina''
Connolly, 1930
* ''
Rhachistia melanacme''
(L. Pfeiffer, 1855)
* ''
Rhachistia moluensis''
(Kobelt, 1910)
* ''
Rhachistia mozambicensis''
(L. Pfeiffer, 1846)
* ''
Rhachistia picturata''
(Morelet, 1889)
* ''
Rhachistia praetermissa''
(W. T. Blanford & H. F. Blanford, 1861)
* ''
Rhachistia pulchra''
(Gray, 1825)
* ''
Rhachistia rhodotaenia
''Rhachistia rhodotaenia'' is a species of air-breathing land snail, a pulmonate gastropod mollusk in the family Cerastidae.
''Rhachistia rhodotaenia'' is the type species
In zoological nomenclature, a type species (''species typica'') is t ...
''
(von Martens, 1901) - type species of the genus ''Rhachistia''
* ''
Rhachistia rochebruniana''
(Bourguignat, 1883)
* ''
Rhachistia rorkorensis''
(Kobelt, 1910)
* ''
Rhachistia sanguinea''
(Benson, 1857)
* ''
Rhachistia spilogramma''
(E. von Martens, 1860)
* ''
Rhachistia sticta''
(E. von Martens, 1860)
* ''
Rhachistia sulphurea''
(Tomlin & Peile, 1930)
* ''
Rhachistia trutta''
(W. T. Blanford, 1866)
* ''
Rhachistia vesiculata''
(Benson, 1859)
;Synonyms:
* ''Rhachistia praetermissus''
(W. T. Blanford & H. F. Blanford, 1861): synonym of ''Rhachistia praetermissa''
(W. T. Blanford & H. F. Blanford, 1861) (incorrect gender ending)
* ''Rhachistia pulcher''
(Gray, 1825): synonym of ''Rhachistia pulchra''
(Gray, 1825) (incorrect gender ending)
* ''Rhachistia sanguineus''
(Benson, 1857): synonym of ''Rhachistia sanguinea''
(Benson, 1857) (incorrect grammatical agreement of specific epithet)
* ''Rhachistia vesiculatus''
(Benson, 1859): synonym of ''Rhachistia vesiculata''
(Benson, 1859) (incorrect grammatical agreement of specific epithet)
References
* Connolly, M. (1925). The non-marine Mollusca of Portuguese East Africa. Transactions of the Royal Society of South Africa, 12 (3): 105-220, pl. 4-8. Cape Town.
* Tomlin, J.R.; Peile, A.J. (1930). Eorrhachis a new genus of bulimoild snails. Proceedings of the Malacological Society of London. 19: 153-154
* Iredale, T. (1933). Systematic notes on Australian land shells. Records of the Australian Museum. 19(1): 37-59
External links
Iredale, T. (1933). Systematic notes on Australian land shells. Records of the Australian Museum. 19(1): 37-59* https://archive.org/stream/newcaledonianlan413sole#page/448/mode/2up
Cerastidae
{{Cerastidae-stub