MolluscaBase name details
Helix (Patula) viridescens Melvill & Ponsonby, 1891
890764 (urn:lsid:marinespecies.org:taxname:890764)
unaccepted > superseded combination
Species
Helix (Patula) Held, 1838 accepted as Discus Fitzinger, 1833
Melvill, J. C. & Ponsonby, J. H. (1891). Descriptions of nine new terrestrial and fluviatile mollusks from South Africa. <em>The Annals and Magazine of Natural History.</em> (6) 8 (45): 237-240. London. [1 September]., available online at https://www.biodiversitylibrary.org/page/15686964
page(s): 238 [details]
page(s): 238 [details]
Type locality contained in Gauteng
, Note Pretoria, Transvaal.
type locality contained in Gauteng [details]
Type locality Pretoria, Transvaal. [details]
MolluscaBase eds. (2025). MolluscaBase. Helix (Patula) viridescens Melvill & Ponsonby, 1891. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=890764 on 2025-09-10
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original description
Melvill, J. C. & Ponsonby, J. H. (1891). Descriptions of nine new terrestrial and fluviatile mollusks from South Africa. <em>The Annals and Magazine of Natural History.</em> (6) 8 (45): 237-240. London. [1 September]., available online at https://www.biodiversitylibrary.org/page/15686964
page(s): 238 [details]
additional source Melvill, J. C. & Ponsonby, J. H. (1892). Desriptions of seven new species of terrestrial Mollusca from South Africa. <em>The Annals and Magazine of Natural History.</em> (6) 9 (49): 84-87, pl. 4, 6. London. [1 January]., available online at https://www.biodiversitylibrary.org/page/15617727
page(s): pl. 4 fig. 1 [details]
page(s): 238 [details]
additional source Melvill, J. C. & Ponsonby, J. H. (1892). Desriptions of seven new species of terrestrial Mollusca from South Africa. <em>The Annals and Magazine of Natural History.</em> (6) 9 (49): 84-87, pl. 4, 6. London. [1 January]., available online at https://www.biodiversitylibrary.org/page/15617727
page(s): pl. 4 fig. 1 [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Type locality Pretoria, Transvaal. [details]
