FIGURES 77–84 in Review of selected species of Campsurus Eaton 1868 (Ephemeroptera: Polymitarcyidae), with description of eleven new species and a key to male imagos of the genus

FIGURES 77–84. Campsurus zunigae sp. nov., nymph: 77, head, nymphal exuvia (setation on left antenna and mandible omitted); 78, right mandible, d.v.; 79, same, detail of apex (hair–like setae omitted); 80, left mandible, detail of tusk, d.v.; 81, right maxilla, v.v.; 82, fore leg, v.v. (shematic) with detail of fore tarsal claw; 83, fore leg, d.v.; 84, hind leg with detail of claw, d.v.