Key to Myrmica of the Tibetan Plateau

This worker key is based on Radchenko, A.G. & Elmes (2010) and Seifert, B., Schultz, R. et al. (2018).

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 * Myrmica
 * Myrmica Species Groups

1

 * Frontal carinae strongly curved at their anterior third, frontal lobes strongly extended, wide and subsquare, FLI > 1.20. - Tibet . . . . . Myrmica tibetana


 * Frontal carinae feebly curved along whole length, frontal lobes not extended, relatively narrow, FLI < 1.15 . . . . . 2

2
return to couplet #1
 * Big and robust species, HW > 1.10, AL > 1.75 mm. Petiole with very short peduncle (mean PI1 1.11), its anterior face steep, straight or at most very slightly concave. - Tibet, Himalaya . . . . . Myrmica kozlovi


 * Smaller and more slender species, HW < 0.95, AL < 1.55 mm. Petiole with very distinct peduncle (species' means PI1 1.29...1.32), its anterior face distinctly concave . . . . . Myrmica bactriana