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bald notothen

Pagothenia borchgrevinki (Boulenger, 1902)

Source-backed taxonomic record

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.

Open encyclopedia reference

The bald notothen (Pagothenia borchgrevinki), also known as the bald rockcod, is a species of marine ray-finned fish belonging to the family Nototheniidae, the notothens or cod icefishes. It is native to the Southern Ocean.

Wikipedia contributors, Bald notothen; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T03:32:31.836160+00:00. This reference remains separate from the taxonomic record.

Identity & source status

Scientific name
Pagothenia borchgrevinki (Boulenger, 1902)
Name authority
(Boulenger, 1902)
Common name
bald notothen
Rank
species
Accepted status
accepted
Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Order
Perciformes
Family
Nototheniidae
Genus
Pagothenia
Extinction status
Not supplied by this source

Source habitat flags: Marine: yes · 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.

  1. domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
  2. kingdomAnimalia
  3. phylumChordata
  4. subphylumVertebrata
  5. infraphylumGnathostomata
  6. parvphylumOsteichthyes
  7. gigaclassActinopterygii
  8. superclassActinopteri
  9. classTeleostei
  10. orderPerciformes
  11. suborderNotothenioidei
  12. familyNototheniidae Günther, 1861
  13. subfamilyTrematominae Balushkin, 1982
  14. genusPagothenia Nichols & La Monte, 1936
  15. speciesPagothenia borchgrevinki (Boulenger, 1902)

Close classified relatives

No other member of this genus is present in the selected snapshot.

Browse 52 records assigned to Nototheniidae.

Names & synonyms

Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.

Recorded nameSource status
Notothenia hodgsoni Boulenger, 1907 Boulenger, 1907synonym
Pagothenia borchgrevenki (Boulenger, 1902) (Boulenger, 1902)synonym
Trematomus borchgrevinki Boulenger, 1902 Boulenger, 1902synonym

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.

  1. https://www.marinespecies.org/aphia.php?p=taxdetails&id=234801 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:4BZMF. Classification follows source parent identifiers. English common names may vary by region.