Describer

Lambe, 1919

Time

Cretaceous Late Campanian

Classification

Ornithischia Thyreophora Eurypoda Ankylosauria Nodosauridae

Diet

Herbivore

Fossilsite

Judith River Group (Wedge), Alberta, Canada

Length

7meter

Info

Genus - Typespecies - Skull

Partial skeleton with complete skull, jaws and much of the armor, additional isolated teeth, postcranial elements and armor, discovered by Mr. C.M. Sternberg during the Geological Survey vertebrate paleontological field party of 1917. The remains occured in sandstone beds of the Judith River Wedge (Belly River Formation)

Typespecimen

Cat. No. 2759, consist out of the practically complete skull, with teeth. About three feet of the vertebral column, found articulated to the skull. The atlas and axis are present with probably all of the other cervical vertebrae, and a few thoracic vertebrae, most of these in place in natural sequence. At least three cervical ribs are preserved. Seven scattered thoracic ribs, more or less complete, in six of which the head is preserved. (Lambe, 1919)

Panoplosaurus mirus is a large animal (length approximately 6m) characterized by a relatively wide skull (width exceeding four-fifths of length) , external nares well separated dorsally, toothless premaxilla, and absence of tall spines in the armor (Lambe, 1919; Sternberg, 1921; Carpenter and Breihaupt,1986; K.Carpenter pers. comm.)

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