310-Million-Year-Old Bandringa Shark Nursery Found in Illinois

310-Million-Year-Old Bandringa Shark Nursery Found in Illinois

Some 310 million years ago, long-snouted Bandringa sharks are believed to have traveled downstream to a tropical coastline to spawn. Researchers from the University of Michigan and the University of Chicago have acquired and interpreted the fossilized remains of Bandringa sharks, derived from one of the earliest known shark nurseries, situated in Illinois. The findings […]