plectognathi(n = noun.animal) order plectognathi, order tetraodontiformes - boxfishes; filefishes; globefishes; ocean sunfishes; triggerfishes; puffers;
is a kind of animal order
is a member of acanthopterygii, superorder acanthopterygii
An order of fishes generally having the maxillary bone united with the premaxillary, and the articular united with the dentary. [1913 Webster]
" The upper jaw is immovably joined to the skull; the ventral fins are rudimentary or wanting; and the body is covered with bony plates, spines, or small rough ossicles, like shagreen. The order includes the diodons, filefishes, globefishes, and trunkfishes." [1913 Webster]