"Etheostoma" . "Animalia" . . . . "Chordata" . . "Rio Grande darter" . . . . . . . "Actinopterygii" . "(Girard 1859)" . . . . . "Perciformes" . . "Percidae" . . "Etheostoma grahami" . "Etheostoma grahami (Girard 1859)" .