Key to Oriental Myopias species

This worker key is based on: [[Media:Xu, Z., Burwell, C.J. & Nakamura, A. 2014. A new species of the ponerine ant genus Myopias Roger from Yunnan, China, with a key to the known Oriental species.pdf|Xu, Z., Burwell, C.J. & Nakamura, A. 2014. A new species of the ponerine ant genus Myopias Roger from Yunnan, China, with a key to the known Oriental species. Sociobiology 61, 164-170.]]

You may also be interested in

Myopias

1

 * In full-face view, clypeus without protruding median lobe . . . . . 2


 * In full-face view, clypeus with protruding median lobe . . . . . 3

2
return to couplet #1
 * In full-face view posterior head margin straight. The first tooth of mandible counting from base located at midpoint of mandible, not hooked. Metanotal groove absent. Dorsal margin of petiolar node horizontal. The whole body surface largely sparsely punctured. Body color reddish brown (Sri Lanka) . . . . . Myopias amblyops


 * In full-face view posterior head margin weakly convex. The first tooth of mandible counting from base located before midpoint of mandible, weakly hooked. Metanotal groove deeply impressed. Dorsal margin of petiolar node descends anteriorly. The whole body surface longitudinally and somewhat irregularly rugose, vertex and cheeks of head, and pronotum largely sparsely punctured. Body color blackish brown (Philippines) . . . . . Myopias lobosa

3
return to couplet #1
 * In dorsal view mandible strongly elongate and roughly linear, masticatory margin divided into a long basal portion and a short apical portion; basal portion with a large tooth, about 2 or 3 times as long as the apical portion; apical portion obliquely truncate, with 1 or 2 basal teeth and an apical tooth . . . . . 4


 * In dorsal view, mandible weakly elongate and roughly triangular, masticatory margin not divided into two portions, with a large basal tooth, a large middle tooth, and 1 or 2 small apical teeth . . . . . 7

4
return to couplet #3
 * In full-face view, median clypeal lobe roughly rectangular, anteriorly as broad as posteriorly, lateral margins parallel or nearly parallel, anterior margin deeply or moderately concave . . . . . 5


 * In full-face view, median clypeal lobe roughly trapezoidal, widened anteriorly, anterior margin slightly concave, straight or slightly convex . . . . . 6