CLADOENDESIS OF EPHEMEROPTERA
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Fig. 236–256. Tergalii I–VII: 236–249 – Centroptella (Centroptella) illiesi (236–242 – southern specimen; 243–249 – northern specimen). 250–256 – Centroptella (Centroptella) fustipalpus (paratype; drawings by R. Godunko based on photos provided by L. Jacobus).