192 
Psyche 
[December 
13. Frontal carinse as long as the antennal scapes 14 . 
Frontal carinse much shorter, reaching only to the level of 
of the eyes 16. 
14. Sculpture coarse. Length 3-4.2 mm. (Brazil, Bolivia), 
dentin odi s M a ju’ . 
Sculpture finer 15 . 
15. Petiolar tooth reduced to a mere convexity (Brazil). 
var. inermis Emery. 
Petiolar tooth distinct; pubescence more abundant; color 
deeper. (Panama) var. panamensis Forel. 
16. Teeth of epinotum and petiole distinct 17 . 
Teeth of epinotum and petiole absent. (Brazil) 
dolo var. schweheU Luederwaldt. 
17. Larger (5-5.5 mm.); anterior surface of petiolar node more 
rounded; legs with numerous suberect hairs (Brazil, 
Argentina) dolo Roger. 
Smaller (4.5) mm.; anterior surface of petiolar node more 
angular in profile above; thorax less convex; legs only 
with appressed or subappressed hairs; pubescence more 
brilliant and golden (Argentina) var. awrca Forel. 
