Shark Vert Vs Fish Vert - Questions & Answers - The Fossil Forum
Jul 20, 2014 · Shark vertebrae tend to be preserved as just the centrum (the hockey puck-like disk) with two openings on top and two on the bottom where the hemal and neural arches were attached. The arches were cartilaginous in life and disintegrate quickly after death.
Shark Tooth Found In Se Iowa - The Fossil Forum
Nov 11, 2011 · Yep, just a quick google search and there seems to be pleny of information about Iowa and shark teeth. Most are found in "glacial tills and associated gravel deposits". Check this out:
Post pictures of the oldest lamniform shark teeth!
Oct 30, 2024 · My assumption was that lamniform sharks didn't really take off until the steady decline of the old Jurassic era regime like ichthyosaurs and plesiosaurs (pliosaurs) into the Cretaceous that were eventually devastated by the Cenomanian-Turonian (OAE 2) extinction.
Potomac River Shark Teeth - Fossil ID - The Fossil Forum
Nov 11, 2024 · 11-15 - Worn shark teeth, likely odontaspidid 16 - Likely geological, but could be a particularly worn crocodile tooth. 17 and 21 - Look fossiliferous. Heterodontus cf. lerichei? Worn batoid tooth plates? 18-20 - More worn shark teeth, again likely odontaspidid 22 - Definitely a tooth of some description. Trichiurus sp.?
Shark Tooth or Rock? - Fossil ID - The Fossil Forum
Nov 10, 2024 · I found this along the Shark River in New Jersey - is it a very worn shark tooth (no enamel) or merely a suggestive rock? It even has what resembles a cusplet on one side. Also pictured are a couple other teeth fragments from the same area for comparison. Any help would be appreciated!
New Site For Shark Teeth - Wyoming - Finally Got Permission
Feb 28, 2013 · Shark teeth lying on the ground and just eroding out of the sandstone. I found some really nice oyster shells, few snails and mixed in were a few pieces of bone and other stuff. I found one block of rock that was loaded with fossils and there was a Mosasaur tooth in that had been exposed for a long time and was in a lot of pieces.
Cretaceous Shark Tooth From Utah - Fossil ID - The Fossil Forum
May 25, 2010 · A friend found this tooth in the Ferron sandstone member of the Mancos shale. cretaceous. ammonites, scaphites, placenticeras and prionocyclus, are the common fossils of the area. (even a few large placenticeres that have incredible ammolite preserved identical to that found in Canada) this tooth...
Shark tooth from USA - Fossil ID - The Fossil Forum
Nov 16, 2024 · Shark tooth shark57 Posted November 16, 2024. shark57. Members; 411 Location Virginia Posted ...
Needed help with identifying shark teeth from morocco
Sep 15, 2021 · 2. Sand Tiger shark, so you're right with Carcharias - I'm unsure of the species. 1. Possibly the same as above? 4. Otodus obliquus - these teeth get to over 100mm in slant height and was the beginning of the Megatoothed sharks Cretalamna is close, earlier than O. obliquus but still in the family Otodontidae
Shark Teeth Found In Ocean City, Md - The Fossil Forum
Jun 17, 2015 · Ocean City Maryland is not near any outcrops of verte-fossiliferous sediment that I can think of. A large and deep excavation in downstate Delaware exposed a lot of Miocene vertebrate fossils but generally speaking the middle of the delmarva peninsula only has some very small low exposures on the eastern shore of the chesapeake along some rivers. the Choptank …