Čeleď: Gobiidae Cuvier, 1816
Rod: Elacatinus Jordan, 1904
hlaváč žralokonosý
Böhlke, J. E. & C. R. Robins. 1968. Western Atlantic seven-spined gobies, with descriptions of ten new species and a new genus, and comments on Pacific relatives. Proc. Acad. Nat. Sci. Phila. v. 120: 45-174.