FIGURES 20–21 in A revision and addition to Zopheridae (Coleoptera: Tenebrionoidea) in Baltic amber: possible connections between modern Holarctic distributions and Eocene 'amber forests'

FIGURES 20–21. Helioctamenus groehni sp. nov., holotype, No. 5209 [GPIH]: 20—habitus, left lateral view; 21—details of anterior part of body, dorso-lateral view. Abbreviations: a1–a11—antennomeres 1–11, respectively. Scale bars = 1.0 mm for Fig. 20; 0.25 mm for Fig. 21.