Eupeyerimhoffia archimedis (Strasser, 1965) male, SEM. A Thoracic shield, dorso-lateral view B Thoracic shield, meso-lateral C Thoracic shield, schism detail, ventro-lateral view D Tergite, detail of peg, antero-lateral view E Tergite, detail of depression, lateral view F Tergite, ventral view G Tergite, dorso-lateral view H Tergite, ozopore, dorsal view I Collum, dorsal view J Tergite 11 and anal shield, detail of furrow, ventro-lateral view K Tergite 11 and anal shield, left side, anterior view L Tergite 11 and anal shield, right side, posterior view. Abbreviations: AS = Anal shield; Dp = Depression; F = Furrow; Oz = Ozopore; LDp = Lateral depression; P = Peg; Sch = Schisma; stri = striae; T11 = Tergite 11. Arrows point anteriorly. Scale bar: 400 μm (A, H, I, K, L); 300 μm (B, F); 100 μm (C, D, J); 50 μm (E); 500 μm (G).