Camponotus siamensis valid Thailand. Indomalaya.
Jaitrong, W.; Jeenthong, T. 2022. A new species of the ant subgenus Orthonotomyrmex Ashmead, 1906 in the genus Camponotus Mayr, 1861 (Hymenoptera: Formicidae) from Thailand. The Thailand Natural History Museum Journal 16 (1):33-39.   143983