9. Ocodoma diffusa ^HNS, N. S.

Worker about 1 / 8 th of an inch long; head somewhat oval, nearly smooth, with a few scattered graundes, slightly emarginate behind; eyes moderate size; thorax deeply grooved, with two small spines pos-teriorly: first abdominal pedicle very pointed, conic; second rounded of equal height: head, thorax and legs rufous; abdomen brown.

Warrior 1 / 4 th inch long, jaw strongly toothed, head large, much striated, deeply notched behind; thorax more deeply grooved and tubercled; otherwise as in the Worker. This species appears to be spread over most of India, and has similar habits to the last.