Buergeria japonica (Hallowell, 1861)
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 Ryukyu Kajika frog, Japanese Buerger's frog, or Japanese stream treefrog (Buergeria japonica) is a species of frog in the family Rhacophoridae. It is found in the Ryukyu Islands (Japan). Populations from northern Taiwan and the Yaeyama Islands were isolated as a new species(Buergeria choui) in 2020.
Wikipedia contributors, Ryukyu Kajika Frog; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T15:34:41.108417+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Buergeria japonica (Hallowell, 1861)
- Name authority
- (Hallowell, 1861)
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Amphibia
- Order
- Anura
- Family
- Rhacophoridae
- Genus
- Buergeria
- Extinction status
- Recorded extant
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
- classAmphibia
- orderAnura
- familyRhacophoridae Hoffman, 1932
- subfamilyBuergeriinae Channing, 1989
- genusBuergeria Tschudi, 1838
- speciesBuergeria japonica (Hallowell, 1861)
Close classified relatives
These entries share the source’s genus, Buergeria. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Buergeria buergeri (Temminck & Schlegel, 1838) | RhacophoridaeChordata | Accepted speciesRecorded extant |
| Buergeria oxycephala (Boulenger, 1900) | RhacophoridaeChordata | Accepted speciesRecorded extant |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Polypedates japonicus (Hallowell, 1861) (Hallowell, 1861) | synonym |
| Rana macropus Boulenger, 1886 Boulenger, 1886 | synonym |
| Ixalus japonicus Hallowell, 1861 Hallowell, 1861 | synonym |
| Rhacophorus japonicus (Hallowell, 1861) (Hallowell, 1861) | 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.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=665477 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:5X3ZL. Classification follows source parent identifiers. English common names may vary by region.