Key to Anochetus of Taiwan

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This worker key is based on: Leong, C.-M., Tsai, W.-H., Terayama, M., Shiao, S.-F., Lin, C.-C. 2018. Description of a new species of the genus Anochetus Mayr (Hymenoptera: Formicidae) from Orchid Island, Taiwan. Journal of Asia-Pacific Entomology 21: 124-129 (DOI 10.1016/j.aspen.2017.11.003).

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  • Antennal scape long, exceeding posterior lobe of head by more than twice length of 2nd antennal segment; petiolar node conical shape and sharp; intercalary tooth very small . . . . . Anochetus taiwaniensis
  • Antennal scape short, not reaching posterior lobe; petiole node without conical shape in frontal view; intercalary tooth distinctly large and comparable with dorsal and ventral teeth . . . . . 2


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  • Eye small, consisting of 7–10 facets; propodeal corner with a pair of spines . . . . . Anochetus subcoecus