1 st Tribe, Les Myrmicites,

females with a sting, 1 st sigment of abdomen of 2 knots. This includes the following genera.

1 st Cryptocerus ^HNS.

2 d Atta ^HNS.

3 d Ocodoma ^HNS.

Differing from Atta ^HNS in its larger head, and the presence of spines. 5 th Myrmica ^HNS.