Myopias bidens

In Thailand Myopias bidens is distributed from lowland to highland in various types of forests (swamp forest, evergreen forest, dry evergreen forest and hill evergreen forest) and within both primary and secondary forests. All colonies of M. bidens were large, with up to a thousand workers, and nesting in rotten wood in an advanced stage of decomposition. (Jaitrong, Tasen & Guénard, 2018)

Distribution based on Regional Taxon Lists
Indo-Australian Region: Indonesia, Philippines. Oriental Region: Thailand.

Nomenclature

 * . Trapeziopelta bidens Emery, 1900c: 313 (diagnosis in key) (w.) INDONESIA (Sumatra).
 * Type-material: holotype worker.
 * Type-locality: Indonesia: Sumatra, Si Rambé (E. Modigliani).
 * Type-depository: MSNG.
 * [Also described as new by Emery, 1900d: 664.]
 * Combination in Myopias: Bolton, 1995b: 269.
 * Status as species: Emery, 1911d: 93; Chapman & Capco, 1951: 75; Bolton, 1995b: 269; Xu, Burwell & Nakamura, 2014b: 166 (in key); Probst, Guénard & Boudinot, 2015: 204 (in key); Jaitrong, Tasen & Guénard, 2018: 154 (redescription).
 * Distribution: Indonesia (Sumatra), Thailand.
 * Current subspecies: nominal plus polita.

References based on Global Ant Biodiversity Informatics

 * Chapman, J. W., and Capco, S. R. 1951. Check list of the ants (Hymenoptera: Formicidae) of Asia. Monogr. Inst. Sci. Technol. Manila 1: 1-327
 * Emery C. 1900. Formicidarum species novae vel minus cognitae in collectione Musaei Nationalis Hungarici quas in Nova-Guinea, colonia germanica, collegit L. Biró. Publicatio secunda. Természetrajzi Füzetek 23: 310-338.
 * Emery C. 1911. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118: 1-125.
 * Emery C. Formiche raccolte da Elio Modigliani in Sumatra, Engano e Mentawei. Annali del Museo Civico di Storia Naturale 40: 661-722.
 * Emery, C. "Formiche raccolte da Elio Modigliani in Sumatra, Engano e Mentawei." Annali del Museo Civico di Storia Naturale Giacomo Doria (Genova) (2) 20, no. 40 (1900): 661-722.
 * Jaitrong W., W. Tasen, and B. Guénard. 2018. The ant genus Myopias Roger, 1861 (Hymenoptera: Formicidae: Ponerinae) in Thailand, with descriptions of three new species. Zootaxa 4526: 151–174.
 * Wheeler W. M. 1937. Additions to the ant-fauna of Krakatau and Verlaten Island. Treubia 16: 21-24.
 * Xu Z.-H.; C. J. Burwell., and A. Nakamura. 2014. A new species of the ponerine ant genus Myopias Roger from Yunnan, China, with a key to the known Oriental species. Sociobiology 61(2): 164-170.