10 . Pseudomyrma mandibularis ^HNS.

Leptalea mandibularis, Spin. ^HNS Mem. Accad. Torino, xiii. 68. 50.

Hab. Para.

This species is described as being black, with the mandibles white; eyes large, oblong and ovate; antenna! short, thick, and inserted near the mouth; the abdomen with two nodes, both petiolated, the first being much smaller than the second, and having a long petiole; from these characters, it appears to belong to the genus Pseudomyrma ^HNS.