Palearctic elements in the old world tropics: a taxonomic revision of the ant genus Temnothorax Mayr (Hymenoptera, Formicidae) for the Afrotropical biogeographical region

a Temnothorax mpala sp. n. worker (LACMENT323183) in lateral view illustrating measurements used: malar distance (MD), eye length (EL) Weber’s length (WL), petiole height (PH), postpetiole height (PPH) b T. mpala sp. n. worker (LACMENT323183) in dorsal view: pronotal width (PW), petiole width (PTW), postpetiole width (PPW) c Temnothorax mpala sp. n. dealate gyne (LACMENT323184) in lateral view illustrating propodeal spine length (SPST) d T. mpala sp. n. dealate gyne (LACMENT323183) in full face view: interocellar distance (IOcD), head width (HW), interocular distance (IOD), frontal carina distance (FRS), scape length (SL) e T. mpala sp. n. worker (LACMENT323183) in dorsal view: petiole length (PL), postpetiole length (PPL).