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  Number of segments between alitrunk and gaster  (2 segments (petiole and postpetiole) are reduced or isolated between the alitrunk and the gaster)     Eye size  (Eye composed of single, small lens (blister eye))     Preapical tooth  (Pretarsal claw without preapical tooth)     Eye size  (Eye reduced to a yellow speck; anteroventral tooth of petiole large and triangular; pronotum without a transverse ridge)

Identity - What this specimen is (based on the available  information).
Family - Formicidae,  Subfamily - Ecitoninae,  Genus - Neivamyrmex,  Species - Neivamyrmex fallax Borgmeier

Description: Eye reduced to a yellow speck; anteroventral tooth of petiole large and triangular; pronotum without a transverse ridge; apex of scape thick and distinctly not reaching eye level; length of largest worker about 4.4 mm