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FIGURES 33–40. 33 & 40: Posterior halves of worker head capsules, full-face view; white arrow indicates occipital carina, white line indicates curvature of temple. 35 & 36: worker head capsules, haphazard lateral view; 37 & 38: worker head capsules, slight anteriorly oblique lateral view, maximizing malar space; white brackets indicate relative lengths of eye and malar space; 39 & 40: worker head capsules, full-face view; green top brackets indicate width of clypeus between antennal insertions relative to length, length indicated by side white brackets. 33. M. mondabora. 34. M. mondaboroides. 35. M. wettereri. 36. M. brandaoi holotype. 37. M. megadrifti holotype. 38. M. drifti. 39. M. brandaoi holotype. 40. M. megadrifti holotype.

Boudinot, B.E. Sumnicht, T.P. and Adams, R.M.M. 2013. Central American ants of the genus Megalomyrmex Forel (Hymenoptera: Formicidae): six new species and keys to workers and males. Zootaxa 3732:1-82.