Tortopus coreguaje sp. nov., male imago. 56, genitalia, ventral view (left forceps omitted); 57, genitalia, lateral view. Nymph: 58, head outline and setation, dorsal view (tusks omitted); 59, right mandible, inner view; 60, left mandible, inner view; 61, same, detail of apex (arrow indicates blade-like projection); 62, fore leg, ventral view (rows of filtering setae delineated); 63, fore tarsal claw; 64, hind tarsal claw.

  Part of: Molineri C, Dias LG, Zúñiga MC (2021) New insights into the phylogeny of Tortopus Needham and Murphy and Tortopsis Molineri (Ephemeroptera, Polymitarcyidae) with description of three new species. Arthropod Systematics & Phylogeny 79: 151-170.