Diptychus maculatus Steindachner, 1866
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 scaly osman (Diptychus maculatus) is a species of cyprinid freshwater fish. It is native to Himalaya and the Tibetan Plateau of China, India, Nepal and Pakistan, ranging west to the Tien Shan Mountains and Central Asia. It is up to 70 cm (2 ft 4 in) in total length.
Wikipedia contributors, Scaly osman; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T19:32:43.401200+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Diptychus maculatus Steindachner, 1866
- Name authority
- Steindachner, 1866
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Cypriniformes
- Family
- Cyprinidae
- Genus
- Diptychus
- 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
- orderCypriniformes
- familyCyprinidae Rafinesque, 1815
- subfamilyBarbinae Bleeker, 1859
- genusDiptychus Steindachner, 1866
- speciesDiptychus maculatus Steindachner, 1866
Close classified relatives
These entries share the source’s genus, Diptychus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Diptychus sewerzowi Kessler, 1872 | CyprinidaeChordata | 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 |
|---|---|
| Diptychus maculates Steindachner, 1866 Steindachner, 1866 | synonym |
| Diptychus pakistanicus Mirza & Awan, 1979 Mirza & Awan, 1979 | synonym |
| Ptychobarbus oschanini Berg, 1905 Berg, 1905 | synonym |
| Diptychus gymnogaster Kessler, 1879 Kessler, 1879 | 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.
- Steindachner, F. (1866). Ichthyologische Mittheilungen. (IX.) [With subtitles I-VI.]. Verhandlungen Der K.-K. Zoologisch-Botanischen Gesellschaft in Wien, v. 16: 761–796, Pls. 13–18. 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:36R64. Classification follows source parent identifiers. English common names may vary by region.