JP Sullivan, Lundberg JG; Hardman M: A phylogenetic analysis of the major groups of catfishes (Teleostei: Siluriformes) using rag1 and rag2 nuclear gene sequences. In: Mol Phylogenet Evol. 41. Jahrgang, Nr.3, 2006, S.636–62, doi:10.1016/j.ympev.2006.05.044.
