3. Crematogaster cephalotes ^HNS.

C. testaceus; capite thorace duplo latiore; spinis metathoracis brevibus et acutis.

Worker. Length 1 - 1 1/4 line. Testaceous; head very large, smooth and shining; the antennae, clypeus and mandibles, pale testaceous. Thorax: rounded anteriorly, deeply constricted in the middle; in front rugose, with a smooth shining space before the constriction; the metathorax deeply excavated, produced laterally into an acute spine on each side; the tibiae and tarsi pale testaceous. Abdomen heartshaped; the basal node flattened anteriorly, with the sides angulated; the second node globose.

Worker minor. Differs in having the head proportionably smaller, and the thorax smooth and shining above.

Hab. Borneo (Sarawak).