72, Caquetá River at Curillo; 73, detail of a U–shaped tunnel, broken along its longitudinal axis; 74, detail of river shore with tunnel´s openings; 75, a nymph in a broken burrow.

  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. https://doi.org/10.3897/asp.79.e62735