Catalogue of the hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. Author Smith, F. text 1858 British Museum London http://antbase.org/ants/publications/8127/8127.pdf book 8127 C86CFDBF-61D9-48EE-9C2E-325FC0462B10 7. Cataulacus insularis . Male. Length 3 lines. - Black: the lateral angles of the vertex produced into stout acute spines; the metathorax bispi- nose. The head and thorax rugose; the antennae, eyes, mandibles, tibiae and tarsi, ferruginous; the eyes large and prominent; the clypeus produced, truncate anteriorly; the sides of the head behind the eyes serrated; beneath the lateral spines of the vertex are two smaller spines; the wings pale flavo-hyaline, the ner- vures scarcely discernible; the metathorax emarginate its entire width, with an acute spine at the lateral angles. The nodes of the abdomen rugose; the first node oblong-quadrate, the second nearly quadrate; the abdomen reddish at the base, and, as well as the nodes, thinly sprinkled with erect whitish hairs. Hab. Borneo (Sarawak). (Coll. W. W. Saunders, Esq.)