Diacamma ceylonense

Diacamma ceylonense, also known as Sri Lanka queenless ant, is a species of ant of the subfamily Ponerinae. It is a widespread species.

Subspecies

 * Diacamma ceylonense ceylonense Santschi, 1932 - India, Sri Lanka
 * Diacamma ceylonense orbiculatum Emery, 1897 - Laos