Callichthys callichthys (Linnaeus, 1758) sec. Eschmeyer 2004 Dataset Global Names Usage Bank Classification class Actinopterygii order Siluriformes family Callichthyidae Name Homonyms Callichthys callichthys (Linnaeus, 1758) sec. Eschmeyer 2004 Callichthys callichthys Suckow, 1799 Callichthys callichthys (Linnaeus, 1758) Callichthys callichthys Meuschen, 1778 Callichthys callichthys (Meuschen, 1778)