Liometopum stygium

Distribution
This taxon was described from Switzerland (Miocene).

Nomenclature

 * † stygium. †Poneropsis stygia Heer, 1867: 27, pl. 1, fig. 20 (q.?) SWITZERLAND (Miocene). Formicidae incertae generis: Taylor, 1964: 138. Combination in Liometopum: Dlussky & Putyatina, 2014: 277. [By implication because Liometopum senior synonym of †Poneropsis: Dlussky & Putyatina, 2014: 245.]