Miscellanea myrmicologiques, II (1905). Forel, A. Annales de la Societe Entomologique de Belgique 1905 49 155 185 urn:lsid:biosci.ohio-state.edu:osuc_concepts:144909 Insecta Formicidae Tetramorium Animalia Tetramorium caespitum var. biskrensis Forel Tetramorium caespitum var. biskrensis Forel Hymenoptera 173 Arthropoda variety caespitum biskrensis  - Kairouan.