Ant key 4 » Manaaki Whenua

Subfamily Myrmicinae

Mandibles elongated with teeth only at tip (Fig. a). Antennae 5 or 6 segments.	5
Mandibles triangular with teeth along inner margin (Fig. b). Antennae 10 or more segments.	6

Fig. a [Orectognathus antennatus] head. Image: April Nobile (Specimen code: CASENT0172360). www.antweb.org Image — Fig. a Orectognathus antennatus head. Image: April Nobile (Specimen code: CASENT0172360). www.antweb.org

Fig. b [Tetramorium bicarinatum] head. Image: April Nobile (Specimen code: CASENT0060334). www.antweb.org Image — Fig. b Tetramorium bicarinatum head. Image: April Nobile (Specimen code: CASENT0060334). www.antweb.org