Forel, 1893b: 165 (synoptic classification); Emery, 1895l: 772 (synoptic classification); Forel, 1917: 248 (synoptic classification); Wheeler, 1922: 694 (genera key); Emery, 1925d: 10 (diagnosis, genera key, catalogue); Brown, 1955d: 471 (review of tribe); Wheeler & Wheeler, 1970b: 652 (larva diagnosis); Wheeler & Wheeler, 1976b: 62 (larva, review and synthesis); Dlussky & Fedoseeva, 1988: 77 (synoptic classification); Hölldobler & Wilson, 1990: 17 (synoptic classification); Bolton, 1994: 50 (synoptic classification); Bolton, 1995a: 1039 (census); Bolton, 1995b: 12 (catalogue); Bolton, 2003: 28, 130 (diagnosis, synopsis); Blaimer et al., 2015: 6 (phylogeny, reclassification, synopsis); Ward et al., 2016: 347 (phylogeny, reclassification, synopsis).