A modest fossil held in storage for four decades has been confirmed as the inaugural dinosaur bone discovered in Antarctica. Unearthed in 1985 on James Ross Island, the object was initially archived within the British Antarctic Survey (BAS) collection in Cambridge by researchers who were uncertain of its origin.
Mark Evans, the collections manager at BAS, recently identified the piece while reviewing thousands of specimens. Referencing a field notebook from geologist Mike Thomson, which included a sketch labeled as a large reptile vertebra from 1985, Evans suspected a dinosaur connection. Professor Paul Barrett of the Natural History Museum later verified the specimen as a tail bone from a Titanosaur, a group of massive, long-necked herbivores.
Measuring approximately 23 feet, the dinosaur likely lived 82 million years ago during the Late Cretaceous period. At that time, Antarctica featured lush forests rather than frozen landscapes. This find provides significant evidence regarding ancient ecosystems in the region and confirms that despite the scarce fossil record, the area once supported diverse prehistoric life.