Ansonia kraensis Matsui, Khonsue & Nabhitabhata, 2005
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.

Ansonia kraensis from Thailand
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Open encyclopedia reference
Ansonia kraensis (Kra stream toad) is a species of toads in the family Bufonidae. It is found on the Kra Isthmus, Thailand. It is morphologically similar to Ansonia malayana from Malaysia, but differs from it in ventral coloration and larval morphology. The exact threats are unknown but are likely forest loss for logging and agricultural expansion.
Wikipedia contributors, Ansonia kraensis; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T15:11:21.284843+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Ansonia kraensis Matsui, Khonsue & Nabhitabhata, 2005
- Name authority
- Matsui, Khonsue & Nabhitabhata, 2005
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Amphibia
- Order
- Anura
- Family
- Bufonidae
- Genus
- Ansonia
- 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
- familyBufonidae Gray, 1825
- genusAnsonia Stoliczka, 1870
- speciesAnsonia kraensis Matsui, Khonsue & Nabhitabhata, 2005
Close classified relatives
These entries share the source’s genus, Ansonia. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Ansonia albomaculata Inger, 1960 | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia jeetsukumarani Wood, Grismer, Ahmad & Senawi, 2008 | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia smeagol Davis, Grismer, Klabacka, Muin, Quah, Anuar, Wood & Sites, 2016 | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia phuketensis Matsui, Khonsue & Panha, 2018 | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia endauensis Grismer, 2006 | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia latiffi Wood, Grismer, Ahmad & Senawi, 2008 | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia longidigita Inger, 1960 | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia guibei Inger, 1966 | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia spinulifer (Mocquard, 1890) | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia muelleri (Boulenger, 1887) | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia fuliginea (Mocquard, 1890) | BufonidaeChordata | Accepted speciesRecorded extant |
| Ansonia vidua Hertwig, Min, Haas & Das, 2014 | BufonidaeChordata | Accepted speciesRecorded extant |
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=773535 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.
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:679WN. Classification follows source parent identifiers. English common names may vary by region.