Isotoma spp.* Name in source. Isotoma (Isotoma) in Deharveng et al. (1989) and Bedos (1994). Source: Deharveng (1986), Deharveng et al. (1989), Bedos, (1994). Distribution in Thailand. Chiang Mai (N). Habitat: two morphospecies in Doi Inthanon, one at 1000–2000 m., the other one near the summit at about 2500 m. and similar to a form present near the summit of Doi Chiang Dao at 2000 m. Remark. Two or three morphospecies. The genus Isotoma s. str. is widespread in the Palaearctic, but its presence in tropical Asia was unexpected.

Published as part of Jantarit, Sopark, Bedos, Anne & Deharveng, Louis, 2016, An annotated checklist of the Collembolan fauna of Thailand, pp. 301-360 in Zootaxa 4169 (2) on page 328, DOI: 10.11646/zootaxa.4169.2.4, http://zenodo.org/record/265801