Didacna trigonoides (Pallas, 1771)
Accepted species in Catalogue of Life’s 11 September 2026 base release. This preserves the source classification and available supporting data; it is not a completed species monograph.
Identity & source status
- Scientific name
- Didacna trigonoides (Pallas, 1771)
- Name authority
- (Pallas, 1771)
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Mollusca
- Class
- Bivalvia
- Order
- Cardiida
- Family
- Cardiidae
- Genus
- Didacna
- Extinction status
- Not supplied by this source
Source habitat flags: Marine: no · Freshwater: no · Terrestrial: no. These do not form a complete habitat description.
Classification family tree
Nested taxonomic groups from the source. This is not a direct-ancestor chain, a dated evolutionary tree or a phylogenetic reconstruction.
- domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
- kingdomAnimalia
- phylumMollusca
- classBivalvia Linnaeus, 1758
- subclassAutobranchia Grobben, 1894
- infraclassHeteroconchia J. E. Gray, 1854
- subterclassEuheterodonta Giribet & Distel, 2003
- superorderImparidentia Bieler, P. M. Mikkelsen & Giribet, 2014
- orderCardiida A. Férussac, 1822
- superfamilyCardioidea Lamarck, 1809
- familyCardiidae Lamarck, 1809
- subfamilyLymnocardiinae Stoliczka, 1870
- tribeAdacnini T. Gill, 1871
- genusDidacna Eichwald, 1838
- speciesDidacna trigonoides (Pallas, 1771)
Close classified relatives
These entries share the source’s genus, Didacna. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Didacna barbotdemarnii (O. A. Grimm, 1877) | CardiidaeMollusca | Accepted speciesRecorded extant |
| Didacna eichwaldi (Krynicki, 1837) | CardiidaeMollusca | Accepted speciesExtinction status not supplied |
| Didacna profundicola Logvinenko & Starobogatov, 1966 | CardiidaeMollusca | Accepted speciesRecorded extant |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Cardium trilaterum Gmelin, 1791 Gmelin, 1791 | synonym |
| Cardium trigonoides Pallas, 1771 Pallas, 1771 | synonym |
| Didacna trigonoides tuzetae Tadjalli-Pour, 1977 Tadjalli-Pour, 1977 | synonym |
Source literature & publication evidence
References attached to this source record, including nomenclatural citations where supplied. This is a selected bibliography; abbreviated citations remain in the source’s form.
- https://www.molluscabase.org/aphia.php?p=taxdetails&id=381894 Source fields: Taxon.tsv dwc:namePublishedIn, Taxon.tsv dcterms:references
Origins, evidence & remaining research
Name authority and publication references document nomenclature where the source supplies it. They do not establish evolutionary origins or the earliest fossil occurrence.
Specimen-level evidence, morphology, ecological research, phylogenetic studies, a comprehensive bibliography and a located literary passage have not yet been compiled for this record. A suitable sourced image remains to be added.
Dataset citation & attribution
This exact taxon in ChecklistBank · Catalogue of Life 2026-09-11
Catalogue of Life 2026-09-11; dataset 316321; doi:10.48580/dgz5n. https://creativecommons.org/licenses/by/4.0/ . Retrieved 5 October 2026.
Stable key: col:35WGF. Classification follows source parent identifiers. English common names may vary by region.