
Fossils of a small meat-eating dinosaur discovered in a quarry near Cardiff offer the earliest evidence ever found in the UK of theropods, a hugely diverse groups of dinosaurs that includes T. rex, VelociraptorԻ all birds.
This animal, which has been named Pendraig milnerae, lived between 200 and 215 million years ago, during the Late Triassic Epoch. It was unearthed in a quarry called Pant-y-ffynnon located north-west of Cardiff in the 1950s, but the fossil was lost for decades in the collections at the Natural History Museum in London.
“You could look at it as like a chicken with a very long tail in terms of size,” says at the Natural History Museum. “This animal is from the very early evolution of the dinosaurs, from a time period when dinosaurs were not yet the dominant group on land, but they were already diversifying.”
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When P. milnerae was alive, the region surrounding Cardiff was probably made up of a series of small tropical islands. It would probably have been one of the main predators on its island, which is why Spiekman and his colleagues thought the name Pendraig – meaning “chief dragon” in Middle Welsh – was suitable.
The species name milnerae was chosen to honour Angela Milner, a palaeontologist who worked at the Natural History Museum for more than 30 years and who rediscovered the specimen in a drawer containing crocodile rather than dinosaur material. .
“It belongs to a group that was sort of nearly globally distributed, so it’s not a huge surprise to find one here, but at the same time it’s still nice to have one,” says at University College London. “Previously, there were only two of these elsewhere in Europe, so it’s a kind of geographic data point and fills in a gap in that sense.”
Royal Society Open Science