FIGURES 613–625 in Systematic position of Thraulodes Ulmer 1920 (Ephemeroptera: Leptophlebiidae) and descriptions of new and little-known species

FIGURES 613–625. Thraulodes sp. «Palo Seco», larva. 613, clypeus and labrum; 614–615, left and right mandibles; 616–617, larvae with brown cuticular coloration and blackish hypodermal markings; 618, fragment of fore protopteron with venation of pterostigma; 619, hind protopteron; 620, fore protopteron; 621, fore tibia with dark brown hypodermal marking; 622, anterior side of fore tibia; 623, hind tibia with focus on outer-posterior row of stout setae; 624, the same with focus on outer-anterior and inner-anterior rows of stout setae; 625, anterior side of hind femur.