Aphyosemion bivittatum (Lönnberg, 1895)
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
Aphyosemion bivittatum (twostripe lyretail, two-banded killi, red lyretail) is a species of freshwater fish belonging to the family Aplocheilidae. It is found in rivers in southeastern Nigeria and southwestern Cameroon. It was originally described as Fundulus bivittatus by Swedish zoologist Einar Lönnberg in 1895. The holotype was discovered near a waterfall in the Ndian River in Cameroon and currently is located in the Stockholm Museum.
Wikipedia contributors, Aphyosemion bivittatum; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T19:01:57.520663+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Aphyosemion bivittatum (Lönnberg, 1895)
- Name authority
- (Lönnberg, 1895)
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Cyprinodontiformes
- Family
- Nothobranchiidae
- Genus
- Aphyosemion
- 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
- orderCyprinodontiformes
- familyNothobranchiidae Garman, 1895
- genusAphyosemion Myers, 1924
- speciesAphyosemion bivittatum (Lönnberg, 1895)
Close classified relatives
These entries share the source’s genus, Aphyosemion. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Aphyosemion wuendschi Radda & Pürzl, 1985 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion ocellatum Huber & Radda, 1977 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion melinoeides (Sonnenberg, 2007) | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion mengilai Valdesalici & Eberl, 2014 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion wildekampi Berkenkamp, 1973 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion alpha Huber, 1998 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion cryptum van der Zee, Walsh, Boukaka Mikembi, Jonker, Alexandre & Sonnenberg, 2018 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion fellmanni Van der Zee & Sonnenberg, 2018 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion flavocyaneum Chirio, Legros & Agnèse, 2018 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion pusillum Chirio, Legros & Agnèse, 2018 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion rubrogaster Chirio, Legros & Agnèse, 2018 | NothobranchiidaeChordata | Accepted speciesExtinction status not supplied |
| Aphyosemion australe (Rachow, 1921) | NothobranchiidaeChordata | 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 |
|---|---|
| Aphyosemion bivittatum hollyi Myers, 1933 Myers, 1933 | synonym |
| Fundulus bivittatus Lönnberg, 1895 Lönnberg, 1895 | synonym |
| Aphyosemion bivittatus (Lönnberg, 1895) (Lönnberg, 1895) | synonym |
| Aphyosemion hollyi Myers, 1933 Myers, 1933 | 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.
- https://www.marinespecies.org/aphia.php?p=taxdetails&id=1019351 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:FL59. Classification follows source parent identifiers. English common names may vary by region.