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Ankylosaurus
U.S. private land + docsArmored Hell Creek dinosaur. Scutes and osteoderms appear more often than dramatic skulls. Same private-land rules as other Hell Creek taxa.
Sample photoPeriod
Late Cretaceous
Age
68–66 mya
Formation
Hell Creek
Diet
Herbivore
Common fossils
Osteoderms, rare bone
Price context
Osteoderms / scutes when private-land documented
Price bands are educational market context for common grades — not an appraisal, quote, or investment forecast.
Collecting status
U.S. private land + docs. Always confirm landowner release or export path, chain of custody, and that the specimen was not collected from forbidden public land. U.S. federal vertebrates under PRPA are not commercial inventory.
Open related fossil-law guide →Trade notes
Confirm element ID (scute vs random nodule) and land type. Federal Badlands stories are not a commercial path.
How to evaluate this taxon
Osteoderms can be confused with concretions or less diagnostic bone. Request sharp photographs of every surface with scale, the claimed anatomical position, preparation notes, and the basis for the identification. A credible private-land record and conservative taxonomic label are more useful than a dramatic reconstruction or unsupported certainty.
Fake-watch for this taxon
- — Random rocks sold as osteoderms
- — Heavy paint / matrix fakery
Documents to demand
- — Landowner release
- — Element photos with scale
- — Prep notes
Research sources and limits
Taxonomy and age context are checked against museum or government references. Buyer guidance is Jurassic Depot editorial analysis, not a specimen identification, authentication, appraisal, or legal opinion. A taxon page cannot establish the identity or lawful title of an item offered for sale.
- Natural History Museum — Ankylosaurus directory entry
- National Park Service — fossil protection
- Paleontological Resources Preservation Act (official PDF)
Editorial review: August 1, 2026. Scientific classifications and laws can change; use the linked source and transaction-specific professional advice.
On Jurassic Depot
Fossil laws by countryU.S. fossil lawsProvenance guideFossil laws briefingHow to buy fossils legally
Outside sources (educational)
Primary society and government pages — not Jurassic Depot. Open these when you need statute or agency language, not a marketplace summary.