Harpagobaetis gulosus Mol 1986

(Fig. 7)

Diagnosis. Male imago The characteristics used in the generic section can also be used for specific identification of male imago.

Mature nymph. 1) labrum with frayed setae along lateral margin (Fig. 7A); 2) maxillary palp three-segmented (Fig. 22 in Mol 1986); 3) second maxillary canine reduced (Fig. 7C); 4) paraglossa with base not overlapping the glossa (Fig. 7D); 5) middle part of anterior surface of femur with stout blunt setae (Fig. 10 in Mol 1986); 6) claws with one of apical seta (Fig. 13 in Mol 1986); 7) rows of denticles more than half of length of claw (Fig. 13 in Mol 1986); 8) posterior margin of terga IV with triangular projections (Fig. 5 in Mol 1986); 9) gills with tracheae pigmented (Fig. 112 in Falcão et al. 2011).

Material examined. Three nymphs, BRAZIL, Amapá state, Amapá county; River Amapá Grande, Cachoeira Grande; N 02°09'43.1" W 050°55'17.3"; 3 m alt.; 07.viii.2011; A. M.O. Pes, P.V. Cruz, A. O. Fernandes, N. Hamada cols.