Formicinae: key to genera couplet 3
Key: modified from Wheeler & Wheeler (1963), Hölldobler & Wilson (1990), Bolton (1994)
Taxa remaining

Acanthomyops
Formica
Lasius
Myrmecocystus*
Paratrechina
Polyergus
Prenolepis


Figure 33. Formicinae: Polyergus breviceps

Figure 34. Formicinae: Lasius neoniger

3. Mandibles sickle-shapped and edentate (Fig. 19) ; palp formula 4,2.
(obligate slave makers, found in mixed colonies with Formica spp. slaves, collected in all Midwestern states)
..Polyergus
   Mandibles more or less triangular and usually armed with 5-12 sharp teeth of varying size (Fig. 20); palp formula usually 6,4 or 3,3, but never 4,2. ...4.


Please send any questions or comments regarding these pages to Tim Linksvayer (Tim.Linksvayer@alumni.carleton.edu)
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