92. Formica trifasciata ^HNS.

Female. Length 4 lines.-Ochraceous, with three fuscous stripes on the thorax, the central one abbreviated; the abdomen fuscous, with the apical margins of the segments ochraceous; the node of the peduncle incrassate, oblong, narrowed and slightly notched at the apex above; the tibiae and tarsi paler than the femora; wings fusco-hyaline, the first submarginal cell elongate, of nearly equal width throughout, very slightly widened at the apex; the second submarginal cell complete, extending to the apex of the wing; the head small, much narrower than the thorax, with the eyes prominent.

Hab. Java. (Coll. East India House.)