Bolton, 2003: 47, 178 (diagnosis, synopsis); Ouellette et al., 2006: 365 (phylogeny); Brady et al., 2006: 18173 (phylogeny); Moreau et al., 2006: 102 (phylogeny); Ward, 2007c: 555 (classification); Boudinot, 2015: 47 (male diagnosis); Delsinne et al., 2019: 637 (Colombia species)