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Rhabdophis siamensis
Noah Kirkland (CC BY 4.0) · Wikimedia Commons. Found by name on iNaturalist, Wikimedia Commons and in the open-access papers that described the species (Plazi); click a picture for its credit and licence.

Siamese red-necked keelback

Rhabdophis siamensis (Mell, 1931)

This species is in the Catalogue of Life but not yet in the 2023 GBIF backbone or on iNaturalist: most likely it was described, or split from another species, very recently. What is known so far is below.

Recorded from
Thailand, Vietnam, China (Yunnan), Cambodia
Also published as
Natrix subminiata siamensis Mell, 1931; Rhabdophis himalayanus laobaoensis Bourret, 1934
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Where it has been recorded

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.

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In the stacks

Searching the stacks…

Every page naming Rhabdophis siamensis in the Biodiversity Heritage Library →

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References

  • David, Patrick, & Gernot Vogel. (2021). TAXONOMIC COMPOSITION OF THE Rhabdophis subminiatus (SCHLEGEL, 1837) SPECIES COMPLEX (REPTILIA: NATRICIDAE) WITH THE DESCRIPTION OF A NEW SPECIES FROM CHINA. Taprobanica 10 (2): 89–120.
  • Barnes, C. H., Abdulaziz, U. Z., Kaenphet, A., & Kanlayanapaphon, C. (2024). Snake diversity, occupancy, and detection on Thailand’s largest university campus. Ecology and Evolution, 14(9), E70317.
  • Deuve, J. (1961). Liste annotee des Serpents du Laos. Bull. Soc. Sci. Nat. Laos 1:5-32.
  • Dau V, Hoang T, Nguyen T, & Pham A. (2024). New records and an updated list of reptiles from Thanh Hoa Province, Vietnam. Biodiversity Data Journal 12: E134976.
  • Poyarkov, Nikolay A.; Tan Van Nguyen, Evgeniy S. Popov,Peter Geissler, Parinya Pawangkhanant, Thy Neang, Chatmongkon Suwannapoom, Natalia B. Ananjeva, and Nikolai L. Orlov. (2023). RECENT PROGRESS IN TAXONOMIC STUDIES, BIOGEOGRAPHIC ANALYSIS, AND REVISED CHECKLIST OF REPTILES IN INDOCHINA. Russian Journal of Herpetology 30 (5): 255-576 (Also as Vol 28 (3A): 1 – 110 [2021]).
  • Tongpoo, A., Tansuwannarat, P., Saowaprut, P., Vasaruchapong, T., Likitrujanont, N., Rittilert, P., ... & Trakulsrichai, S. (2025). Clinical characteristics and outcomes of bites from rhabdophis siamensis: a retrospective study. Clinical Toxicology, 1-7.

From the Catalogue of Life (catalogueoflife.org), compiled from its specialist databases; CC BY 4.0. This name in the Catalogue of Life.