- plectognath, plectognath fish - tropical marine fishes having the teeth fused into a beak and thick skin covered with bony plates or spines
--1 is a kind of spiny-finned fish, acanthopterygian
--1 is a member of Plectognathi, order Plectognathi, order Tetraodontiformes
--1 has particulars:triggerfish; filefish; boxfish, trunkfish; puffer, blowfish, globefish; spiny puffer; ocean sunfish, sunfish, mola, headfish