Ant key 14
Subfamily Myrmicinae
Genus Monomorium
| Tropical species collected indoors only. Small < 2.4mm. Head and mesosoma finely and densely pitted (Fig. a). | Monomorium pharaonis |
| Collected outdoors, larger than 2.4mm. | 15 |
| Tropical species collected indoors only. Small < 2.4mm. Head and mesosoma finely and densely pitted (Fig. a). | Monomorium pharaonis |
| Collected outdoors, larger than 2.4mm. | 15 |