12. Pseudomyrma Perboscii ^HNS.

Myrmex Perboscii ^HNS, Guer. Icon. Reg. Anim. iii. texte 428 [[queen]].

Hab. Yucatan (Bay of Campeachy).

This species is 4 1/4 lines long, of a reddish-yellow, with the abdomen black; the head is oblong, with the margins parallel; the thorax elongate, the wings tinted with yellow, the nervures brown; the legs, abdomen and nodes of the peduncle, of the same form as in the rest of the species.