Carlarius is a genus of catfishes (order Siluriformes) of the family Ariidae.

Species Carlarius gigas (Boulenger, 1911) (giant sea catfish) Carlarius heudelotii (Valenciennes, 1840) (smoothmouth sea catfish) Carlarius latiscutatus (Günther, 1864) (rough-head sea catfish) Carlarius parkii (Günther, 1864) (Guinean sea catfish)

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