WoRMS taxon details

Didacna protracta (Eichwald, 1841)

1333951  (urn:lsid:marinespecies.org:taxname:1333951)

  1. Biota
  2. Animalia (Kingdom)
  3. Mollusca (Phylum)
  4. Bivalvia (Class)
  5. Autobranchia (Subclass)
  6. Heteroconchia (Infraclass)
  7. Euheterodonta (Subterclass)
  8. Imparidentia (Superorder)
  9. Cardiida (Order)
  10. Cardioidea (Superfamily)
  11. Cardiidae (Family)
  12. Lymnocardiinae (Subfamily)
  13. Adacnini (Tribe)
  14. Didacna (Genus)
  15. Didacna protracta (Species)
accepted
Species
Adacna protracta Eichwald, 1841 · unaccepted > superseded combination
Didacna protracta protracta (Eichwald, 1841) · alternative representation
Didacna protracta var. grimmi Andrusov, 1910 · unaccepted > junior subjective synonym
Didacna protracta var. media Andrusov, 1910 · unaccepted > junior subjective synonym
Didacna protracta var. submedia Andrusov, 1910 · unaccepted > junior subjective synonym

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  1. Variety Didacna protracta var. grimmi Andrusov, 1910 accepted as Didacna protracta (Eichwald, 1841) (unaccepted > junior subjective synonym)
  2. Variety Didacna protracta var. media Andrusov, 1910 accepted as Didacna protracta (Eichwald, 1841) (unaccepted > junior subjective synonym)
  3. Variety Didacna protracta var. submedia Andrusov, 1910 accepted as Didacna protracta (Eichwald, 1841) (unaccepted > junior subjective synonym)
  4. Subspecies Didacna protracta protracta (Eichwald, 1841) represented as Didacna protracta (Eichwald, 1841)
marine, brackish, fresh, terrestrial
recent + fossil
(of Adacna protracta Eichwald, 1841) Eichwald, E. 1841. Fauna Caspio-Caucasia, nonnullis observationibus novis illustravit. Petersburg, 1841, v + 290 pp., 40 pls., available online at https://www.biodiversitylibrary.org/page/33163056
page(s): 280, pl. 40 figs 9-10 [= 10-11] [details] 
Type locality contained in Caspian Sea  
type locality contained in Caspian Sea [details]
, Note northern Caspian Region; Lower Khvalynian...  
Type locality northern Caspian Region; Lower Khvalynian Subhorizon [the neotype locality] [details]
MolluscaBase eds. (2025). MolluscaBase. Didacna protracta (Eichwald, 1841). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1333951 on 2025-04-05
Date
action
by
2019-03-17 10:25:08Z
created
ter Poorten, Jan Johan
2022-09-09 09:03:59Z
changed
Vinarski, Maxim
2022-11-10 08:25:10Z
changed
Neubauer, Thomas A.

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


Nomenclature

original description (of Adacna protracta Eichwald, 1841) Eichwald, E. 1841. Fauna Caspio-Caucasia, nonnullis observationibus novis illustravit. Petersburg, 1841, v + 290 pp., 40 pls., available online at https://www.biodiversitylibrary.org/page/33163056
page(s): 280, pl. 40 figs 9-10 [= 10-11] [details] 

original description (of Didacna protracta var. submedia Andrusov, 1910) Andrusov, N. (1910). Studien über die Brackwassercardiden. Didacna (Erste Hälfte). <em>Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. VIIIe série. Classe physico-mathématique.</em> 25(8): 1-84, pl. 1-10., available online at https://www.biodiversitylibrary.org/page/36733928
page(s): 71, pl. 8, figs 32, 33 [details] 

original description (of Didacna protracta var. grimmi Andrusov, 1910) Andrusov, N. (1910). Studien über die Brackwassercardiden. Didacna (Erste Hälfte). <em>Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. VIIIe série. Classe physico-mathématique.</em> 25(8): 1-84, pl. 1-10., available online at https://www.biodiversitylibrary.org/page/36733928
page(s): 72-73, pl. IX, fig. 3-4 [details] 

original description (of Didacna protracta var. media Andrusov, 1910) Andrusov, N. (1910). Studien über die Brackwassercardiden. Didacna (Erste Hälfte). <em>Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. VIIIe série. Classe physico-mathématique.</em> 25(8): 1-84, pl. 1-10., available online at https://www.biodiversitylibrary.org/page/36733928
page(s): 72, pl. VIII, fig. 33; pl. IX, fig. 2 [details] 

basis of record Vinarski, M. V.; Kantor, Yu. I. (2016). Analytical catalogue of fresh and brackish water molluscs of Russia and adjacent countries. A. N. Severtsov Institute of Ecology and Evolution of Russian Academy of Science, Moscow, 544 pp.
page(s): 72 [details] Available for editors  PDF available [request]

basis of record Poorten, J.J. ter. (2024). A taxonomic iconography of living Cardiidae. Harxheim: ConchBooks, 600 pp.
page(s): 162 [details] 

Taxonomy

status source Nevesskaja, L.A. (2007). History of the genus <i>Didacna</i> (Bivalvia: Cardiidae). <em>Paleontological Journal.</em> 41(9): 861-949.
page(s): 937, pl. 22, fig. 11 [details] Available for editors  PDF available [request]

 
 Present  Present in aphia/obis/gbif/idigbio   Inaccurate  Introduced: alien  Containing type locality 
   

From editor or global species database
Type locality northern Caspian Region; Lower Khvalynian Subhorizon [the neotype locality] [details]
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