Ant key 42
Subfamily Formicinae
| Rear face of propodeum concave (Fig. a), petiole narrowed longitudinally and expanded laterally. Black. ~2 mm in length. | Ochetellus glaber |
| Rear face of propodeum convex or nearly flat (Fig. b). Black or brown, if black >2.5 mm in length. | 43 |
