CLADOENDESIS OF EPHEMEROPTERA
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Figs 603–612. Thraulodes lepidus. 603 – larva in dorsal view with brown cuticular markings and blackish hypodermal markings on head, thorax, protoptera and abdomen; 604–605 – cuticle of larval protogonostyli and protopenis; 606–607 – subimaginal styliger with gonostyli and penis extracted from larva; 608 – tergalius III; 609–610 – subimaginal thorax extracted from larva in dorsal and ventral view; 611 – abdominal terga and sterna of male subimago extracted from larva; 612 – its enlarged fragment. Abbreviations: cut.subim – brown subimaginal cuticle with small paired blanks; hyp.w – non-pigmented area of hypoderm visible through blanks of cuticle; hyp.b – dark brown hypodermal coloration.