CLADOENDESIS OF EPHEMEROPTERA
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Kluge et al. 2023: Tenuibaetis: list of figures

   

   

Fig. 225–229. Baetis (Tenuibaetis) bialatus, genitalia of male imago. 225, 227 – ventral view; 226, 229 – ventral view with focus on sterno-styligeral muscle; 228 – enlarged fragment of sterno-styligeral muscle to show cross-striation (225–226 – holotype). Abbreviations: gv – gonovectis; s.s – sterno-styligeral muscle.