Fig. 2. A to I) Illustrations for morphometric characters. Head in dorsal view A) with measurement lines for CW (the head width, measured across the eyes), CWb (the head capsule width measured posterior to the eyes), FR (the distance between the frontal carinae), FL (the distance between the frontal lobes), POC (postocular distance); later view of mesosoma and head B) with measurement lines for EL (the diameter of the compound eye), ML (mesosoma length), PEH (the petiole height), NOH (the petiolar node height), SPST (propodeal spine length); frontal region of the head dorsum C) with measurement lines for SL (the scape length); dorsal view of propodeum D) with measurement lines for SPTI (distance between spine tips), SPWI (maximum distance between outer margins of spines); lateral view of propodeum, petiole and postpetiole E) with measurement lines for PEH2 (the petiole height), PLST (distance between the propodeal lobe and the propodeal stigma); dorsal view of mesosoma, F) with measurement lines for MW (mesosoma width), SPBA (the smallest distance between the lateral margins of the spines at their base); petiole and postpetiole G) with measurement lines for PEW (petiole width), PPW (postpetiole width); lateral view of petiole H) with measurement lines for PEL (diagonal petiolar length); lateral view of petiole and postpetiole I) with measurement lines for NOL (petiolar node length).