Key to the species of Baezia

1. Tibiae and femora not clavate at middle (fig. 10); pronotum subsphaerical, as long as wide, not constricted at apex (fig. 11) ............................................................................................................................ B. litoralis

- Tibiae and femora clavate at middle, femora strongly narrowed at apical third (figs. 14 and 16); pronotum subquadrate or sphaerical, weakly to strongly constricted at apex ............................................................. 2

2. Pronotum subsphaerical, slightly transverse with convex sides; weakly constricted at apex (fig. 12); setae of pronotum clavate ..................................................................................................................... B. vulcania

- Pronotum subquadrate, with parallel straight sides, strongly constricted at apex; setae of pronotum not clavate......................................................................................................................................................... 3

3. Pronotum as long as wide (fig. 13); ventral side of femora strongly clavate and very suddenly narrowed at apical third (fig. 14); integuments very dull; spiculum ventrale of females T-shaped ................. B. martini

- Pronotum slightly transverse (fig. 15); ventral side of femora clavate but not suddenly narrowed (fig. 16); integuments brighter; spiculum ventrale of females V–shaped ................................................. B. bimbache