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NATURAL HISTORY · CATALOGUE RECORD

Graffiellus croceus (Fabricius, 1826) Hornung, 2016

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.

Identity & source status

Scientific name
Graffiellus croceus (Fabricius, 1826) Hornung, 2016
Name authority
(Fabricius, 1826) Hornung, 2016
Rank
species
Accepted status
accepted
Kingdom
Animalia
Phylum
Platyhelminthes
Order
Rhabdocoela
Family
Polycystididae
Genus
Graffiellus
Extinction status
Recorded extant

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. phylumPlatyhelminthes Minot, 1876
  4. subphylumRhabditophora Ehlers, 1985
  5. orderRhabdocoela Ehrenberg, 1831
  6. suborderKalyptorhynchia Graff, 1905
  7. infraorderEukalyptorhynchia Meixner, 1928
  8. familyPolycystididae Graff, 1905
  9. subfamilyPolycystidinae Schockaert & Karling, 1970
  10. genusGraffiellus Hornung, 2016
  11. speciesGraffiellus croceus (Fabricius, 1826) Hornung, 2016

Close classified relatives

These entries share the source’s genus, Graffiellus. They are not necessarily the closest relatives established by molecular evidence.

SpeciesClassificationSource status
Graffiellus groenlandicus (Levinsen, 1879) Hornung, 2016PolycystididaePlatyhelminthesAccepted speciesRecorded extant
Graffiellus manusferrea (Artois & Schockaert, 2001) Hornung, 2016PolycystididaePlatyhelminthesAccepted speciesRecorded extant

Browse 11 records assigned to Polycystididae.

Names & synonyms

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

Recorded nameSource status
Macrorhynchus crocea (Fabricius, 1826) Graff, 1882 (Fabricius, 1826) Graff, 1882synonym
Gyrator croceus (Fabricius, 1826) Diesing, 1850 (Fabricius, 1826) Diesing, 1850synonym
Gyrator fabricii Jensen, 1878 Jensen, 1878synonym
Macrorhynchus croceus (Fabricius, 1826) Graff, 1882 (Fabricius, 1826) Graff, 1882synonym
Planaria crocea Fabricius, 1826 Fabricius, 1826synonym
Prostomum steenstrupii Schmidt, 1852 Schmidt, 1852synonym
Prostoma suboviforme Ørsted, 1843 Ørsted, 1843synonym
Gyrator steenstrupii (Schmidt, 1852) Diesing, 1862 (Schmidt, 1852) Diesing, 1862synonym
Gyrator suboviformis (Ørsted, 1843) Diesing, 1850 (Ørsted, 1843) Diesing, 1850synonym
Polycystis crocea (Fabricius, 1826) Graff, 1905 (Fabricius, 1826) Graff, 1905synonym
Prostomum croceum Ørsted, 1843 Ørsted, 1843synonym
Prostoma littorale Oersted, 1843 Oersted, 1843synonym

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. Hornung, J. J. (2016). Nomina nova in Platyhelminthes pro Macrorhynchus von Graff, 1882 (non [Gmelin, 1801]; non Dunker, 1843), and Leptocleidus Mueller, 1936 (non Andrews, 1922). Zootaxa, 4154. https://doi.org/10.11646/zootaxa.4154.2.8 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:3H5LR. Classification follows source parent identifiers. English common names may vary by region.