Ichthyomyzon castaneus Girard, 1858
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
- Ichthyomyzon castaneus Girard, 1858
- Name authority
- Girard, 1858
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Petromyzonti
- Order
- Petromyzontiformes
- Family
- Petromyzontidae
- Genus
- Ichthyomyzon
- Extinction status
- Not supplied by this source
Source habitat flags: Marine: no · Freshwater: yes · 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
- phylumChordata
- subphylumVertebrata
- infraphylumAgnatha Cope, 1889
- superclassCyclostomi
- classPetromyzonti
- orderPetromyzontiformes
- familyPetromyzontidae Bonaparte, 1831
- subfamilyPetromyzontinae Bonaparte, 1831
- genusIchthyomyzon Girard, 1858
- speciesIchthyomyzon castaneus Girard, 1858
Close classified relatives
These entries share the source’s genus, Ichthyomyzon. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Ichthyomyzon gagei Hubbs & Trautman, 1937 | PetromyzontidaeChordata | Accepted speciesExtinction status not supplied |
| silver lampreyIchthyomyzon unicuspis Hubbs & Trautman, 1937 | PetromyzontidaeChordata | Accepted speciesExtinction status not supplied |
| northern brook lampreyIchthyomyzon fossor Reighard & Cummins, 1916 | PetromyzontidaeChordata | Accepted speciesExtinction status not supplied |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Ichthyomyzon hirudo Girard, 1858 Girard, 1858 | 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.
- Girard, C. F. (1858). Fishes. In: General Report upon Zoology of the Several Pacific Railroad Routes, 1857. In: Reports of Explorations and Surveys, to Ascertain the Most Practicable and Economical Route for a Railroad from the Mississippi River to the Pacific Ocean, v. 10. Beverley T, Pp. i–xiv, 1–400, Pls. 7–8, 13–14, 17–18, 22c, 26, 29–30, 34, 37, 40–41, 48, 53, 59, 61, 64–65, 71. 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:6N64T. Classification follows source parent identifiers. English common names may vary by region.