Paragaleus longicaudatus (Bessednov, 1966)
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
The slender weasel shark, (Paragaleus longicaudatus), is a weasel shark of the family Hemigaleidae. It is found in the western Indian Ocean, including the Persian Gulf off Bahrain. It can grow up to a length of 48 cm (19 in).
The slender weasel shark is a harmless Viviparous species, about which little is known.
Wikipedia contributors, Slender weasel shark; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T23:31:23.492871+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Paragaleus longicaudatus (Bessednov, 1966)
- Name authority
- (Bessednov, 1966)
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Elasmobranchii
- Order
- Carcharhiniformes
- Family
- Hemigaleidae
- Genus
- Paragaleus
- Extinction status
- Not supplied by this source
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.
- domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
- kingdomAnimalia
- phylumChordata
- subphylumVertebrata
- infraphylumGnathostomata
- parvphylumChondrichthyes
- classElasmobranchii
- subclassNeoselachii
- infraclassSelachii
- superorderGaleomorphi
- orderCarcharhiniformes
- familyHemigaleidae Hasse, 1878
- genusParagaleus Budker, 1935
- speciesParagaleus longicaudatus (Bessednov, 1966)
Close classified relatives
These entries share the source’s genus, Paragaleus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Atlantic weasel sharkParagaleus pectoralis (Garman, 1906) | HemigaleidaeChordata | Accepted speciesExtinction status not supplied |
| Paragaleus leucolomatus Compagno & Smale, 1985 | HemigaleidaeChordata | Accepted speciesExtinction status not supplied |
| Paragaleus tengi (Chen, 1963) | HemigaleidaeChordata | 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 |
|---|---|
| Negogaleus longicaudatus Bessednov, 1966 Bessednov, 1966 | synonym |
| Paragaleus randalli Compagno, Krupp & Carpenter, 1996 Compagno, Krupp & Carpenter, 1996 | 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=1577342 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:D52KF. Classification follows source parent identifiers. English common names may vary by region.