Fig. 6 in A phylogenetic analyis of ant morphology (Hymenoptera: Formicidae) with special reference to the poneromoprh subfamilies

Fig. 6. Head of a Formica fusca–group worker, full-face view. Left antenna removed. Abbreviations: at, anterior tentorial pit; Bb, bulbus; Clp, clypeus; FrC, frontal carina; frclps, frontoclypeal sulcus; Ge, gena; lclp, lateral clypeal area; Md, mandible; pclps, paroculoclypeal sulcus; Scp, scape; SClp, supraclypeal area; Tr, torulus.