The team looked at 32 different spots on 20 fossils, including three Tully monster specimens and 17 other ancient animals. The results revealed that Tully had a backbone, she said. "The Tully monsters, all of its tissues that we analyzed, were made up of proteins and none of them were made up of chitin," McCoy said.5 May 2020
Where can I find Mazon Creek fossils?
Location. The fossiliferous concretions are found in the Mazon River area of Grundy, Will, Kankakee, and Livingston counties. Additional fossils are found in LaSalle County, Illinois; between the Vermilion River and Marseilles, Illinois.
When was the Tully monster found?
1950s
Who discovered the Tully monster fossil?
Francis Tully
What species is the Tully monster?
Tullimonstrum, colloquially known as the Tully monster or sometimes Tully's monster, is an extinct genus of soft-bodied bilaterian that lived in shallow tropical coastal waters of muddy estuaries during the Pennsylvanian geological period, about 300 million years ago. A single species, T. gregarium, is known.
Was the Tully monster a fish?
"So, that is really strong evidence that the Tully monster was, in fact, a vertebrate." This finding jibes with a 2016 study in the journal Nature by the same team, which suggested that the Tully monster was a jawless fish in the same lineage as the modern-day lamprey.5 May 2020
What is the Tully monster related to?
lampreys
What does a Tully monster look like?
At first glance, Tully looks superficially slug-like. But where you would expect its mouth to be, the creature has a long thin appendage ending in what looks like a pair of grasping claws. Then there are its eyes, which protrude outward from its body on stalks.12 Nov 2019
Where can I find Tully monster?
Every now and again, scientists discover fossils that are so bizarre they defy classification, their body plans unlike any other living animals or plants. Tullimonstrum (also known as the Tully Monster), a 300m-year-old fossil discovered in the Mazon Creek fossil beds in Illinois, US, is one such creature.11 Nov 2019