↑ abcdefThomaz, A.T., Arcila, D., Ortí, G. & Malabarba, L.R. (2015): Molecular phylogeny of the subfamily Stevardiinae Gill, 1858 (Characiformes: Characidae): classification and the evolution of reproductive traits. BMC Evolutionary Biology, (2015) 15: 146.
↑Esguícero, A.L.H. & Castro, R.M.C. (2014): Knodus figueiredoi, a new characid from the Rio das Garças, upper Rio Araguaia basin, Brazil, with comments on the taxonomic limits of the genera Knodus and Bryconamericus (Teleostei: Characidae). Ichthyological Exploration of Freshwaters, 25 (1): 39-48.
↑Menezes, N.A., and M.M.F. Marinho (2019). A New Species of Knodus Eigenmann (Characiformes: Characidae: Stevardiinae) with Comments on Nuptial Tubercles and Gill Gland in Characiform Fishes. PLoS ONE 14(7): e0217915. doi:10.1371/journal.pone.0217915
