Physetoparia complexa sp. nov., SEM micrographs of ♂ paratype A habitus, lateral view B, E anterior part of body, lateral and dorsofrontal views, respectively C, F midbody segments, lateral and dorsal views, respectively D, G posterior part of body, lateral and dorsal views, respectively H cross-section of a midbody segment, caudal view I fine tergal structure, dorsal view J tergal seta, lateral view K gonopodal coxa in situ, lateral view. Scale bars: 0.5 mm (A), 0.1 mm (B–H), 0.05 mm (I, K), 0.01 mm (J).