Callechelys maculatus Chu, Wu & Jin, 1981
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
Callechelys maculatus is an eel in the family Ophichthidae (worm/snake eels). It was described by Chu Yuan-Ting, Wu Han-Lin and Jin Xin-Bo in 1981. It is a marine, temperate water-dwelling eel which is known from Pingtan Island, China, in the northwestern Pacific Ocean. Males can reach a maximum total length of 33.8 centimetres.
Wikipedia contributors, Callechelys maculatus; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T19:13:37.362017+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Callechelys maculatus Chu, Wu & Jin, 1981
- Name authority
- Chu, Wu & Jin, 1981
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Anguilliformes
- Family
- Ophichthidae
- Genus
- Callechelys
- 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
- parvphylumOsteichthyes
- gigaclassActinopterygii
- superclassActinopteri
- classTeleostei
- orderAnguilliformes
- familyOphichthidae Günther, 1870
- subfamilyOphichthinae Günther, 1870
- genusCallechelys Kaup, 1856
- speciesCallechelys maculatus Chu, Wu & Jin, 1981
Close classified relatives
These entries share the source’s genus, Callechelys. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Callechelys catostoma (Schneider, 1801) | OphichthidaeChordata | Accepted speciesExtinction status not supplied |
| Callechelys kuro (Kuroda, 1947) | OphichthidaeChordata | Accepted speciesExtinction status not supplied |
| twostripe snake eelCallechelys bilinearis Kanazawa, 1952 | OphichthidaeChordata | Accepted speciesExtinction status not supplied |
| Callechelys bitaeniata (Peters, 1877) | OphichthidaeChordata | Accepted speciesExtinction status not supplied |
| sandy ridgefin eelCallechelys cliffi Böhlke & Briggs, 1954 | OphichthidaeChordata | Accepted speciesExtinction status not supplied |
| spotted ridgefin eelCallechelys eristigma McCosker & Rosenblatt, 1972 | OphichthidaeChordata | Accepted speciesExtinction status not supplied |
| marbled snake eelCallechelys marmorata (Bleeker, 1854) | OphichthidaeChordata | Accepted speciesExtinction status not supplied |
| blotched snake eelCallechelys muraena Jordan & Evermann, 1887 | OphichthidaeChordata | Accepted speciesExtinction status not supplied |
| ridgefin eelCallechelys springeri (Ginsburg, 1951) | OphichthidaeChordata | 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 |
|---|---|
| Yirrkala maculatus (Chu, Wu & Jin, 1981) (Chu, Wu & Jin, 1981) | 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.
- Chu, Y.-T.; Wu, H.-L.; Jin, X.-B. (1981). Four new species of the families Ophichthyidae and Neenchelidae. Journal of Fisheries of China, 5 (1): 21–27. [In Chinese, English abstract.]. 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:5WTZN. Classification follows source parent identifiers. English common names may vary by region.