{"product_id":"dinosaur-bone-theropod-tooth-marks-alberta-hn238","title":"Theropod Tooth Marks on dinosaur bone, Alberta (disposition #001590)","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eBroken, unidentifiable dinosaur bone fragments are quite common in certain areas of Alberta, particularly where erosion exposes fossil-bearing rocks along badland slopes and cliffs. Occasionally, however, these otherwise fragmentary bones preserve evidence of dinosaur behaviour.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis specimen is an excellent example. Several \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edeep, subparallel grooves and gouges are clearly visible across the surface of the bone\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, consistent with tooth marks produced by a large theropod. The pronounced nature of the marks suggests the bone was bitten during \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epredation or scavenging\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, preserving direct physical evidence of a carnivorous dinosaur interacting with the remains of another dinosaur. This is one of the most pronounced examples I have seen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlthough the bone itself cannot be confidently identified to a particular dinosaur, the prominent feeding traces give the specimen considerable palaeobiological interest. Rather than simply representing an isolated fragment of fossil bone, it potentially preserves a moment of interaction between predator or scavenger and prey more than 70 million years ago.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCollected by \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAlberta Palaeontological Society co-founder Harvey Negrich\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this specimen forms part of his dispositioned Alberta vertebrate fossil collection. The unusually distinct tooth marks make it an especially interesting addition to a dinosaur fossil or theropod-focused collection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eLegal Status:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This specimen is legally available for private ownership and resale under Alberta Disposition Certificate #001590. A copy of the disposition documentation will accompany the specimen. \u003c\/span\u003e\u003ca href=\"https:\/\/keithrocks.ca\/pages\/alberta-fossils-disposition-ownership-legal-status\" title=\"Alberta Fossils: Disposition, Ownership \u0026amp; Legal Status\"\u003e\u003cstrong\u003e\u003cspan\u003eLearn more about Alberta fossils and the disposition process.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpecies:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dinosauria indet. (dinosaur; exact species undetermined)\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAge:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLate Cretaceous (Campanian or 74.8 - 77.5 million years ago)\u003cstrong\u003e\u003cspan\u003e\u003cbr\u003eFormation: \u003c\/span\u003e\u003c\/strong\u003eDinosaur Park or Oldman formation (Belly River\/Judith River Group)\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eLocality:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Steveville, Alberta, Canada\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 13 x 7 cm\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eProvenance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Harvey Negrich Collection\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAlberta Disposition Certificate Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 001590 (specimen \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e#HN238\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e) issued July 7, 2026\u003c\/span\u003e\u003c\/p\u003e","brand":"Rocky Mountain Minerals and Fossils","offers":[{"title":"Default Title","offer_id":53280681001242,"sku":null,"price":100.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/6011\/1386\/files\/dinosaur-bone-theropod-tooth-marks-alberta01.jpg?v=1793567672","url":"https:\/\/keithrocks.ca\/products\/dinosaur-bone-theropod-tooth-marks-alberta-hn238","provider":"Rocky Mountain Minerals and Fossils","version":"1.0","type":"link"}