MolluscaBase taxon details
Neoquadratotrigonia deslongchampsii (Munier-Chalmas, 1865) †
1473966 (urn:lsid:marinespecies.org:taxname:1473966)
accepted
Species
Neoquadratotrigonia quadrata (Agassiz, 1840) † · unaccepted > junior subjective synonym
Trigonia deslongchampsii Munier-Chalmas, 1865 † · unaccepted
Trigonia louisi Strand, 1928 † · unaccepted > junior subjective synonym (unnecessary replacement name for...)
unnecessary replacement name for Trigonia quadrata Agassiz, 1840, non J. de C. Sowerby, 1836; already replaced by T. deslongchampsi Munier-Chalmas, 1865
Trigonia quadrata Agassiz, 1840 † · unaccepted > junior homonym (junior homonym of Trigonia...)
junior homonym of Trigonia quadrata J. de C. Sowerby, 1836; replaced by T. deslongchampsi Munier-Chalmas, 1865
marine, brackish, fresh, terrestrial
fossil only
(of Trigonia deslongchampsii Munier-Chalmas, 1865 †) Munier-Chalmas, E. (1865). Note sur quelques espèces nouvelles du genre <i>Trigonia</i>. <em>Bulletin de la Société Linnéenne de Normandie.</em> 9: 415-420, 1 plate., available online at https://www.biodiversitylibrary.org/page/33929372
page(s): 420 [details]
page(s): 420 [details]
Type locality contained in France
type locality contained in France [from synonym] [view taxon] [details]
Taxonomy Trigonia deslongchampsii Munier-Chalmas, 1865 is the valid replacement name for Trigonia quadrata Agassiz, 1840, primary...
Taxonomy Trigonia deslongchampsii Munier-Chalmas, 1865 is the valid replacement name for Trigonia quadrata Agassiz, 1840, primary junior homonym of Trigonia quadrata J. de C. Sowerby, 1836.
Reversal of precedence (ICZN Art. 23.9) according to the principle of prevailing usage (ICZN Art. 23.9.1.), invoked by Cooper (2020), does only apply to the homonym, not to its replacement name.
Neoquadratotrigonia deslongchampsii Munier-Chalmas, 1865 is thus a valid species in Neoquadratotrigonia M. R. Cooper, 2020. [details]
Reversal of precedence (ICZN Art. 23.9) according to the principle of prevailing usage (ICZN Art. 23.9.1.), invoked by Cooper (2020), does only apply to the homonym, not to its replacement name.
Neoquadratotrigonia deslongchampsii Munier-Chalmas, 1865 is thus a valid species in Neoquadratotrigonia M. R. Cooper, 2020. [details]
MolluscaBase eds. (2025). MolluscaBase. Neoquadratotrigonia deslongchampsii (Munier-Chalmas, 1865) †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1473966 on 2025-04-29
Date
action
by
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
original description
(of Trigonia deslongchampsii Munier-Chalmas, 1865 †) Munier-Chalmas, E. (1865). Note sur quelques espèces nouvelles du genre <i>Trigonia</i>. <em>Bulletin de la Société Linnéenne de Normandie.</em> 9: 415-420, 1 plate., available online at https://www.biodiversitylibrary.org/page/33929372
page(s): 420 [details]
original description (of Trigonia louisi Strand, 1928 †) Strand, E. (1928). Miscellanea nomenclatoria zoologica et palaeontologica. I–II. <em>Archiv für Naturgeschichte.</em> 92A(8): 30-75.
page(s): 71 [details] Available for editors
[request]
original description (of Trigonia quadrata Agassiz, 1840 †) Agassiz, L. (1840). Études critiques sur les mollusques fossiles; Mémoire sur les Trigonies. Neuchâtel, Petitpierre, 1-58.
page(s): 27, pl. 6, figs 7-9 [details]
taxonomy source Cooper, M. R. (2020). On the Quadratotrigoniinae (Trigoniida: Myophorelloidea), their palaeobiogeography, evolution and classification. <em>Durban Natural Science Museum Novitates.</em> 39, 1-48. [details] Available for editors [request]
page(s): 420 [details]
original description (of Trigonia louisi Strand, 1928 †) Strand, E. (1928). Miscellanea nomenclatoria zoologica et palaeontologica. I–II. <em>Archiv für Naturgeschichte.</em> 92A(8): 30-75.
page(s): 71 [details] Available for editors
[request]original description (of Trigonia quadrata Agassiz, 1840 †) Agassiz, L. (1840). Études critiques sur les mollusques fossiles; Mémoire sur les Trigonies. Neuchâtel, Petitpierre, 1-58.
page(s): 27, pl. 6, figs 7-9 [details]
taxonomy source Cooper, M. R. (2020). On the Quadratotrigoniinae (Trigoniida: Myophorelloidea), their palaeobiogeography, evolution and classification. <em>Durban Natural Science Museum Novitates.</em> 39, 1-48. [details] Available for editors
[request]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Taxonomy Trigonia deslongchampsii Munier-Chalmas, 1865 is the valid replacement name for Trigonia quadrata Agassiz, 1840, primary junior homonym of Trigonia quadrata J. de C. Sowerby, 1836.Reversal of precedence (ICZN Art. 23.9) according to the principle of prevailing usage (ICZN Art. 23.9.1.), invoked by Cooper (2020), does only apply to the homonym, not to its replacement name.
Neoquadratotrigonia deslongchampsii Munier-Chalmas, 1865 is thus a valid species in Neoquadratotrigonia M. R. Cooper, 2020. [details]
