Jeenthong T.Samung Y.Phosrithong N.Jaitrong W.Mahidol University2026-01-282026-01-282025-01-01Tropical Natural History (2025) , 426-438https://repository.li.mahidol.ac.th/handle/123456789/114083Vombisidris Bolton, 1991, a small ant genus comprising 20 extant species (including the new species), is distributed in India, China, various countries in Southeast Asia, New Guinea, and Queensland of Australia. Two species of the genus, V. satunensis Jeenthong, Jaitrong & Tasen, 2023 and V. sirindhornae Jeenthong, Samung & Jaitrong, sp. nov. are known in Thailand. Vombisidris satunensis inhabits lowland habitats (ca. 100–200 m a.s.l.), while V. sirindhornae is found in highland habitats (1,000 m a.s.l.). Both species were found nesting in dead twigs on trees at forest edges.Earth and Planetary SciencesEnvironmental ScienceAgricultural and Biological SciencesArticleSCOPUS2-s2.0-10502795348425869892