Acestrorhynchus minimus Menezes, 1969
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
Acestrorhynchus minimus is a species of freshwater ray-finned fish belonging to the family Acestrorhynchidae, the freshwater barracudas. It was described by Naércio Aquino de Menezes in 1969. It inhabits the Orinoco and Amazon Rivers. It reaches a maximum standard length of 6.3 cm (2.5 in).
Wikipedia contributors, Acestrorhynchus minimus; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T18:56:33.709675+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Acestrorhynchus minimus Menezes, 1969
- Name authority
- Menezes, 1969
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Characiformes
- Family
- Acestrorhynchidae
- Genus
- Acestrorhynchus
- 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
- orderCharaciformes
- suborderCharacoidei
- familyAcestrorhynchidae Eigenmann, 1912
- subfamilyAcestrorhynchinae Eigenmann, 1912
- genusAcestrorhynchus Eigenmann & Kennedy, 1903
- speciesAcestrorhynchus minimus Menezes, 1969
Close classified relatives
These entries share the source’s genus, Acestrorhynchus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Acestrorhynchus altus Menezes, 1969 | AcestrorhynchidaeChordata | Accepted speciesExtinction status not supplied |
| Acestrorhynchus falcirostris (Cuvier, 1819) | AcestrorhynchidaeChordata | Accepted speciesExtinction status not supplied |
| Acestrorhynchus grandoculis Menezes & Géry, 1983 | AcestrorhynchidaeChordata | Accepted speciesExtinction status not supplied |
| Acestrorhynchus heterolepis (Cope, 1878) | AcestrorhynchidaeChordata | Accepted speciesExtinction status not supplied |
| Acestrorhynchus pantaneiro Menezes, 1992 | AcestrorhynchidaeChordata | Accepted speciesExtinction status not supplied |
| Acestrorhynchus maculipinna Menezes & Géry, 1983 | AcestrorhynchidaeChordata | 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.
- Menezes, N. A. (1969). Systematics and evolution of the tribe Acestrorhynchini (Pisces, Characidae). Arq. Zool. (Sao Paulo) 18 (1-2):1-150. https://doi.org/10.11606/issn.2176-7793.v18i1-2p1-150 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:959W. Classification follows source parent identifiers. English common names may vary by region.