shark, Mammoth Cave National Park and nail tooth

Another new shark species discovered inside Mammoth Cave fossil bed
An ongoing Paleontological Resource Inventory discovered the new species, called Clavusodens mcginnisi, while collecting fossil teeth deep inside a formation with the cave system.
340-million-year-old 'nail tooth' shark found deep inside Mammoth Cave in Kentucky
Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about a mysterious group of extinct predators.
World's longest cave reveals tiny 'Chipmunk Shark' species with iron nail-like teeth
Clavusodens mcginnisi, or McGinnis's nail-tooth, was found fossilized in Mammoth Cave, the world's longest cave system. The fossilized teeth were discovered in the Ste. Genevieve Formation, a layer of limestone and shale formed on the floor of warm ocean reefs during the Middle Mississippian geological period.
Fossils of chipmunk shark, an ancient species with an adorable name, found in Mammoth Cave
Paleontologists at Mammoth Cave National Park have unearthed an ancient shark species previously unknown to science.
‘Chipmunk shark’ lurked 340 million years ago. Its teeth were just found in Kentucky
A shark no larger than a human hand that stalked the ancient sea floor 340 million years ago has been dubbed the “chipmunk shark” by researchers who found its fossils in Kentucky.
New Shark Species Identified At Mammoth Cave National Park
A new species of shark has been discovered a Mammoth Cave National Park, where fossil records have revealed more than 70 species of shark that swam in the ocean when this part of present-day Kentucky was under water about 340 million years ago.
Fossilized ‘Chipmunk Shark’ teeth discovered in Mammoth Cave rock layer
The Chipmunk Shark was believed to have swam along the ocean floor that is said to have covered much of central Kentucky during the Middle Mississippian period, officials claim.
Ancient tiny shark species discovered at Mammoth Cave National Park
A tiny shark species dating back hundreds of millions of years has been identified at Mammoth Cave National Park in Kentucky, the National Park Service said.
Rare mammoth tusk discovered by a hunter ‘brings ancient world to life’
“Seeing that mammoth tusk just brings the ancient world to life,” Juett said. “Now, I can’t help but imagine that huge animal ...
West Texas deer hunter uncovers rare mammoth fossil
Turns out, the hunter was right. After Juett reported the find to CBBS, a team of anthropology professors and archaeological ...
‘I Couldn’t Believe It.’ Deer Hunter Finds Prehistoric Mammoth Tusk on West Texas Ranch
A deer hunter found a mammoth tusk on a West Texas ranch, and the discovery is being analyzed by researchers at a local ...
‘Old stump’ spotted by deer hunter is actually a mammoth tusk, Texas researchers say
Researchers plan to carbon date the tusk to get an idea of how old it is, Schroeder said. The last time a mammoth tusk was ...
Mammoth tusk found at far West Texas ranch after hunter spots fossil
A deer hunter at a far West Texas ranch thought he found a fossil. Here's what is happening to the new mammoth discovery.
Live Science on MSN1d
Rare mammoth tusk found on West Texas ranch
The ultimate action-packed science and technology magazine bursting with exciting information about the universe ...