[Sphaeromessor Bernard, 1985: 48. Unavailable name. Proposed without designation of type-species and therefore unavailable. Species included by Bernard (1985) are all referable to Messor: Bolton, 1995b: 46.]
Cantone, 2017: 247 (brief male diagnosis); Johnson et al., 2022: 1 (revision, review of biology), 7 (genus diagnosis, description of worker, queen), 8 (description of male, synonymic list of species), 10 (workers key, queens key), 11 (males key).