Camelobaetidius mathuriae Dominique & Thomas in Dominique et al. 2001

(Figs. 5, 47–56)

Taxonomy. This species, described based on nymphs, can be distinguished from the other species of the genus by the following combination of characters: 1) labrum with 2 subapical setae near midline and 3–4 setae near lateral margin (Fig. 47 a), apical margin with bipectinate setae (Fig. 47 b); 2) left mandible without setae between prostheca and mola (Fig. 48), right mandible with setae between prostheca and mola (Fig. 49); 3) lingua slightly longer than superlinguae (Fig. 50); 4) maxillary palpi subequal in length to galea-lacinia, segment II with a medial projection (Fig. 51); 5) segment II of labial palpi with a bluntly rounded distomedial projection (Fig. 52); 6) coxal gills short (Fig. 53); 7) tarsal claws with 24–28 denticles (Fig. 54); 8) posterior margin of terga with rounded projections; 9) paraprocts as in Fig. 56; 10) terminal filament subequal in length to cerci.

Distribution. Colombia and Venezuela.

Material examined. Nine nymphs: Maremán-Parú river, 5º 44´N, 61º24´W, 1308 m, 27/ 6/ 2007, EG, AMO, CA and MEG cols.; one nymph, same locality, 19/ 3/ 2006, EG, AMO, and MEG cols. Seventeen nymphs: Tarotá river, 5º 49´N, 61º 25´W, 1324 m, 28/ 6/ 2007, EG, AMO, CA and MEG cols. Three nymphs: Kavanayén stream, 5º 37´N, 61º 44´W, 1355, 21 / 11/ 2005, EG, AMO, CA and MEG cols. One nymph: Kauí stream, 5º 28´N, 61º16´W, 1196 m, 24/ 11/ 2005, EG, AMO, CA and MEG cols. One nymph: Pacheco river, 5º 10´N, 61º 29´W, 21/3/ 2006, EG, AMO, and MEG cols. One nymph: small stream close to Pacheco river, 5º 12´N, 61º 5´W, 24/11/ 2005, EG, AMO, CA and MEG cols. Two nymphs: Aponwao river, 5º 51´N, 61º 27´W, 1340 m, 20/ 11/ 2005, EG, AMO, CA and MEG cols. Material housed at IML except 5 nymphs housed at MLBV.