FIGS. 26a–c in Nymphs of the Northeastern Nearctic Species of Neoleptophlebia Kluge, 1997 and Paraleptophlebia Lestage, 1917 (Ephemeroptera: Leptophlebiidae)

FIGS. 26a–c: mandibles of Paraleptophlebia nymphs. 26a. right mandible of P. debilis (ventral view) with arrow indicating few short, hair-like or bristle-like setae, 26b. right mandible of P. ontario (ventral view) with arrow indicating few short, hair-like or bristle-like setae, 26c. right mandible of P. praepedita (ventral view) with arrow indicating few short, hair-like or bristle-like setae.