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Ant key
Subfamily Myrmicinae
| 4. | 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 |
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| Fig. a: Head of Orectognathus antennatus | Fig. b: Head of Tetramorium bicarinatum |
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