Sullivan, JP; Lundberg, JG; Hardman, M. «A phylogenetic analysis of the major groups of catfishes (Teleostei: Siluriformes) using rag1 and rag2 nuclear gene sequences» Mol Phylogenet tEvol. 4 1 (3): 636–62. doi:10.1016/j.ympev.2006.05.044. PMID16876440..
Sullivan, JP; Lundberg, JG; Hardman, M. «A phylogenetic analysis of the major groups of catfishes (Teleostei: Siluriformes) using rag1 and rag2 nuclear gene sequences» Mol Phylogenet tEvol. 4 1 (3): 636–62. doi:10.1016/j.ympev.2006.05.044. PMID16876440..