MolluscaBase name details

Geotrochus (Pithohelix) Swainson, 1840

1456926  (urn:lsid:marinespecies.org:taxname:1456926)

 unaccepted (invalid, no designated type species)
Subgenus
marine, brackish, fresh, terrestrial
Swainson, W. (1840). A treatise on malacology; or the natural classification of shells and shell-fish. Longman, London, viii + 419 pp., available online at http://www.biodiversitylibrary.org/item/33450
page(s): 166 [details]   
Taxonomic remark Schileyko (2004: 1663) lists Geotrochus (Pithohelix) Swainson, 1840: 166 as a synonym of Cochlostyla Ferussac, 1821 with...  
Taxonomic remark Schileyko (2004: 1663) lists Geotrochus (Pithohelix) Swainson, 1840: 166 as a synonym of Cochlostyla Ferussac, 1821 with Helix castanea Swainson, 1840 as type species by original designation. The subgenus, Pithohielx, was listed by Swainson with no type species designation. Helix castanea Swainson, 1840 was designated as type species for the genus, Pythohelix Swainson, 1840: 332. See Pythohelix. [details]
MolluscaBase eds. (2024). MolluscaBase. Geotrochus (Pithohelix) Swainson, 1840. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1456926 on 2024-03-29
Date
action
by
2020-08-30 22:24:06Z
created
2020-08-31 18:03:10Z
changed
2022-09-12 00:12:25Z
changed

Creative Commons License The webpage text is licensed under a Creative Commons Attribution 4.0 License


original description Swainson, W. (1840). A treatise on malacology; or the natural classification of shells and shell-fish. Longman, London, viii + 419 pp., available online at http://www.biodiversitylibrary.org/item/33450
page(s): 166 [details]   

additional source Schileyko, A. A. (2004). Treatise on Recent terrestrial pulmonate molluscs. Part 12. Bradybaenidae, Monadeniidae, Xanthonychidae, Epiphragmophoridae, Helmintoglyptidae, Elonidae, Humboldtianidae, Spincterochilidae, Cochlicellidae. <em>Ruthenica.</em> Supplement 2: 1627-1763. Moskva [November].
page(s): 1663 [details]  OpenAccess publication 
From editor or global species database
Taxonomic remark Schileyko (2004: 1663) lists Geotrochus (Pithohelix) Swainson, 1840: 166 as a synonym of Cochlostyla Ferussac, 1821 with Helix castanea Swainson, 1840 as type species by original designation. The subgenus, Pithohielx, was listed by Swainson with no type species designation. Helix castanea Swainson, 1840 was designated as type species for the genus, Pythohelix Swainson, 1840: 332. See Pythohelix. [details]

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