Figs. 1–2 in An Appraisal of the Higher Classification of Cicadas (Hemiptera: Cicadoidea) with Special Reference to the Australian Fauna

Figs. 1–2. Head, Tamasa tristigma, Cicadinae: (Fig. 1) anterior view; (Fig. 2) dorsal view. Terminology after Kramer (1950) and Hamilton (1981). Terminologies in brackets also in current use. (ac) anteclypeus; (e) compound eye; (eps) epicranial suture; (epsa) anterior arm of epicranial suture; (fcs, ess) frontoclypeal suture, or epistomal suture; (fl) flagellum of antenna; (flm 2) second flagellomere; (fr) frons; (g) gena; (l, mp) lorum, or mandibular plate; (labi) labium; (labr) labrum; (m) mentum; (oc) ocellus, median or lateral; (oct) ocular tubercle; (pc) postclypeus; (ped) pedicel; (r) rostrum; (s) stylets; (sap) supra-antennal plate; (scp) scape; (tg) transverse groove; (v, ep) vertex, or epicranium.