Gymnorhamphichthys rosamariae Schwassmann, 1989
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
- Gymnorhamphichthys rosamariae Schwassmann, 1989
- Name authority
- Schwassmann, 1989
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Gymnotiformes
- Family
- Rhamphichthyidae
- Genus
- Gymnorhamphichthys
- 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
- infraphylumGnathostomata
- parvphylumOsteichthyes
- gigaclassActinopterygii
- superclassActinopteri
- classTeleostei
- orderGymnotiformes
- suborderPulseoidei Janzen, Sabaj, Crampton & Lovejoy, 2026
- superfamilyRhamphichthyoidea Regan, 1911
- familyRhamphichthyidae Regan, 1911
- subfamilyRhamphichthyinae Regan, 1911
- genusGymnorhamphichthys Ellis, 1912
- speciesGymnorhamphichthys rosamariae Schwassmann, 1989
Close classified relatives
These entries share the source’s genus, Gymnorhamphichthys. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Gymnorhamphichthys hypostomus Ellis, 1912 | RhamphichthyidaeChordata | Accepted speciesExtinction status not supplied |
| Gymnorhamphichthys rondoni (Miranda Ribeiro, 1920) | RhamphichthyidaeChordata | Accepted speciesExtinction status not supplied |
| Gymnorhamphichthys bogardusae Lundberg, 2005 | RhamphichthyidaeChordata | Accepted speciesExtinction status not supplied |
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.
- Schwassmann, H. O. (1989). Gymnorhamphichthys rosamariae, a new species of knifefish (Rhamphichthyidae, Gymnotiformes) from the upper Rio Negro, Brazil. Studies on Neotropical Fauna and Environment, 24 (3): 157–167. https://doi.org/10.1080/01650528909360785 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:6KW45. Classification follows source parent identifiers. English common names may vary by region.