c) Species-group: yungas.

One species: C. yungas.

Defined by the phallus, everted, as a distal bladder-like vesica with two antero-ventral diverticula (Pl. 19: Fig. 14). In addition, by: i) male sternite VIII uniformly sclerotised, shield-shaped; ii) tegumen extended beyond articulation with saccus; iii) posterior margin of saccus simple; iv) tergal lobes somewhat flattened, resting over the pseudotegumen; v) pseudotegumen expanded posteriorly, then folded outwards, and expanded mesally; vi) fultura inferior folded inward posteriorly, and; vi) valvae digitiform and ribbed.

Distribution. Bolivia (Pl. 28: Fig. 1).