Stenberg's Five-Horned-Lizard

Pentaceratops sternbergi

Pentaceratops sternbergi shares its Cretaceous North American environment with Ptilophyllum, a cycad.

Thanks to Ray Stanford, of cource.
Other sites containing pertinent information:

• T. Mike Keesey's Pentaceratops
• Shiraishi Mineo's
• old Pentaceratops
• new Pentaceratops
• DinoData's Pentaceratopspage
• Ceratopsia Website's Pentacertopspage