The smooth-headed catfish (Plicofollis nella), also known as the shieldhead catfish,[2] is a species of catfish in the family Ariidae.

[3] It was described by Achille Valenciennes in 1840, originally under the genus Pimelodus.

[1] It inhabits marine and brackish waters in New Guinea, Australia, and southern and southeastern Asia.

It reaches a maximum total length of 47 cm (19 in).

This Ariidae-related article is a stub.