- Siluriformes, order Siluriformes - an order of fish belonging to the superorder Malacopterygii including catfishes
--1 is a kind of animal order
--1 is a member of Malacopterygii, superorder Malacopterygii
--1 has members:catfish, siluriform fish; Siluridae, family Siluridae; Ameiuridae, family Ameiuridae; Laricariidae, family Laricariidae; Ariidae, family Ariidae