SEM illustrations of pronotum, dorsal aspect, and prothorax, ventral aspect, of Pelodiaetus species. A, C P. sulcatipennis B, D P. nunni. Abbreviations: bs – basilateral pronotal seta; ed2 – scutellar seta; ls – midlateral pronotal seta; mg – marginal pronotal gutter; pep – proepipleuron; pes – proepisternum; prcx – procoxa; ps – prosternum; psp – prosternal intercoxal process; sct – scutellum. Scale bars 0.1 mm.