NATURAL HISTORY · CATALOGUE RECORD
Black-Necked Pond Turtle
Mauremys nigricans (Gray, 1834)
Source-backed taxonomic record
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 red-necked pond turtle (Mauremys nigricans) is a species of turtles in the family Geoemydidae endemic to China. It is most likely restricted to Guangxi and Guangdong provinces, although pre-historic skull remains have been found in northern Vietnam and Hainan. Other common names include Kwangtung river turtle and black-necked pond turtle.
Wikipedia contributors, Red-necked pond turtle; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T10:49:19.413570+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Mauremys nigricans (Gray, 1834)
- Name authority
- (Gray, 1834)
- Common name
- Black-Necked Pond Turtle
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Reptilia
- Order
- Testudines
- Family
- Geoemydidae
- Genus
- Mauremys
- Extinction status
- Not supplied by this source
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
- megaclassTetrapoda
- classReptilia Laurenti, 1768
- orderTestudines Batsch, 1788
- suborderCryptodira
- superfamilyTestudinoidea
- familyGeoemydidae
- genusMauremys
- speciesMauremys nigricans (Gray, 1834)
Close classified relatives
These entries share the source’s genus, Mauremys. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Annam Leaf TurtleMauremys annamensis (Siebenrock, 1903) | GeoemydidaeChordata | Accepted speciesExtinction status not supplied |
| Caspian TurtleMauremys caspica (Gmelin, 1774) | GeoemydidaeChordata | Accepted speciesExtinction status not supplied |
| Japanese Pond TurtleMauremys japonica (Temminck & Schlegel, 1835) | GeoemydidaeChordata | Accepted speciesExtinction status not supplied |
| Yellowpond TurtleMauremys mutica (Cantor, 1842) | GeoemydidaeChordata | Accepted speciesExtinction status not supplied |
| Big-headed Reeves’ turtle [megalocephala]Mauremys reevesii (Gray, 1831) | GeoemydidaeChordata | Accepted speciesExtinction status not supplied |
| Western Caspian TurtleMauremys rivulata (Valenciennes, 1833) | GeoemydidaeChordata | Accepted speciesExtinction status not supplied |
| Chinese Striped-necked TurtleMauremys sinensis (Gray, 1834) | GeoemydidaeChordata | 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 |
|---|---|
| Emys nigricans Gray, 1834 Gray, 1834 | ambiguous synonym |
| Chinemys nigricans Fang, 1934 Fang, 1934 | synonym |
| Damonia crassiceps Gray, 1870 Gray, 1870 | synonym |
| Geoclemys palaeannamitica Bourret, 1941 Bourret, 1941 | synonym |
| Damonia nigricans Gray, 1870 Gray, 1870 | synonym |
| Geoclemys kwangtungensis Pope, 1934 Pope, 1934 | synonym |
| Clemmys nigricans Strauch, 1862 Strauch, 1862 | synonym |
Documented distribution
Source distribution statements, not a complete range map. A listed locality is not necessarily a place of origin.
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://reptile-database.reptarium.cz/species?genus=Mauremys&species=nigricans 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:3YFWG. Classification follows source parent identifiers. English common names may vary by region.