WoRMS taxon details
Trichoniscus pygmaeus G. O. Sars, 1898
263753 (urn:lsid:marinespecies.org:taxname:263753)
accepted
Species
Trichoniscus (Spiloniscus) pygmaeus G. O. Sars, 1898 · unaccepted
Trichoniscus (Spiloniscus) pygmaeus var. horticola Gräve, 1913 · unaccepted > superseded rank
Trichoniscus elbanus Verhoeff, 1931 · unaccepted > junior subjective synonym
Trichoniscus horticolus Gräve, 1913 · unaccepted > junior subjective synonym
Trichoniscus pusillus var. pygmaeus G. O. Sars, 1898 · unaccepted > superseded rank
Trichoniscus pygmaeus horticola Gräve, 1913 · unaccepted > junior subjective synonym
- Subspecies Trichoniscus pygmaeus monocellatus Meinertz, 1932
- Subspecies Trichoniscus pygmaeus tuapensis Borutzky, 1972
- Subspecies Trichoniscus pygmaeus horticola Gräve, 1913 accepted as Trichoniscus pygmaeus G. O. Sars, 1898 (unaccepted > junior subjective synonym)
recent only
Sars, G. O. (1896-1899). An account of the Crustacea of Norway with short descriptions and figures of all the species. Volume II. Isopoda. <em>Bergen Museum, Bergen.</em> i-x + 1-270, pls. 1-104., available online at http://biodiversitylibrary.org/page/32173012 [details] 
Note W. Europe
type locality W. Europe [details]
Boyko, C.B.; Campos-Filho, I.S.; Hadfield, K.A.; Hughes, T.; Merrin, K.L.; Ota, Y.; Poore, G.C.B. (Eds) (2025). World Marine, Freshwater and Terrestrial Isopod Crustaceans database. Trichoniscus pygmaeus G. O. Sars, 1898. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=263753 on 2025-09-18
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Attribution 4.0 License
Nomenclature
original description
Sars, G. O. (1896-1899). An account of the Crustacea of Norway with short descriptions and figures of all the species. Volume II. Isopoda. <em>Bergen Museum, Bergen.</em> i-x + 1-270, pls. 1-104., available online at http://biodiversitylibrary.org/page/32173012 [details]
original description (of Trichoniscus elbanus Verhoeff, 1931) Verhoeff, K. W. (1931). Über Isopoden terrestria aus Italien. 45. Isopoden-Aufsatz. <em>Zoologische Jahrbücher. Abtheilung für Systematik, Geographie und Biologie der Thiere.</em> 60(5): 489-572, pls. 6-8. [details] Available for editors
[request]
original description (of Trichoniscus (Spiloniscus) pygmaeus var. horticola Gräve, 1913) Gräve, W. (1913). Die in der Umgebung von Bonn vorkommenden landbewohnenden Crustaceen und einiges über deren Lebensverhältnisse. <em>Verhandlungen des Naturhistorischen Vereins der Preufsischen Rheinlande und Westfalens.</em> 70: 175-248. [details]
basis of record Schotte, M., B.F. Kensley & S. Shilling. (1995 onwards). World list of Marine, Freshwater and Terrestrial Crustacea Isopoda. National Museum of Natural History Smithsonian Institution: Washington D.C., USA - no longer online. [website archived on 2018-01-25]. [details]
original description (of Trichoniscus elbanus Verhoeff, 1931) Verhoeff, K. W. (1931). Über Isopoden terrestria aus Italien. 45. Isopoden-Aufsatz. <em>Zoologische Jahrbücher. Abtheilung für Systematik, Geographie und Biologie der Thiere.</em> 60(5): 489-572, pls. 6-8. [details] Available for editors
[request]original description (of Trichoniscus (Spiloniscus) pygmaeus var. horticola Gräve, 1913) Gräve, W. (1913). Die in der Umgebung von Bonn vorkommenden landbewohnenden Crustaceen und einiges über deren Lebensverhältnisse. <em>Verhandlungen des Naturhistorischen Vereins der Preufsischen Rheinlande und Westfalens.</em> 70: 175-248. [details]
basis of record Schotte, M., B.F. Kensley & S. Shilling. (1995 onwards). World list of Marine, Freshwater and Terrestrial Crustacea Isopoda. National Museum of Natural History Smithsonian Institution: Washington D.C., USA - no longer online. [website archived on 2018-01-25]. [details]
Other
additional source
Schmalfuss, H. (2003). World catalog of terrestrial isopods (Isopoda: Oniscidea). <em>Stuttgarter Beiträge zur Naturkunde Serie A (Biologie).</em> 654: 1-341., available online at https://www.biodiversitylibrary.org/page/60882444 [details] Available for editors [request]
[request]
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality
From editor or global species database
type locality W. Europe [details]
| Language | Name | |
|---|---|---|
| Dutch | wit drieoogje | [details] |
To Barcode of Life (4 barcodes)
To Biodiversity Heritage Library (34 publications)
To European Nucleotide Archive, ENA (Trichoniscus pygmaeus)
To GenBank (1 nucleotides; 0 proteins)
To NHMUK collection (Trichoniscus pygmaeus G. O. Sars, 1898; NON-TYPE; NHMUK:ecatalogue:9528603)
To PESI
To USNM Invertebrate Zoology Arthropoda Collection (1 record) (from synonym Trichoniscus elbanus Verhoeff, 1931)
To USNM Invertebrate Zoology Arthropoda Collection (4 records)
To ITIS
To Biodiversity Heritage Library (34 publications)
To European Nucleotide Archive, ENA (Trichoniscus pygmaeus)
To GenBank (1 nucleotides; 0 proteins)
To NHMUK collection (Trichoniscus pygmaeus G. O. Sars, 1898; NON-TYPE; NHMUK:ecatalogue:9528603)
To PESI
To USNM Invertebrate Zoology Arthropoda Collection (1 record) (from synonym Trichoniscus elbanus Verhoeff, 1931)
To USNM Invertebrate Zoology Arthropoda Collection (4 records)
To ITIS
From editor or global species database
Hosted externally
