Researchers at the Royal Ontario Museum and the University of Toronto have described an exceptionally well-preserved new fossil species of bristle worm called Kootenayscolex barbarensis. Discovered ...

Polychaete annelids represent one of the most diverse and ecologically significant groups of marine worms, inhabiting intertidal sands, deep-sea trenches and every habitat in between. Their remarkable ...

Excavations by a University of Kansas paleontologist working in a treasure trove of fossils called the "Spence Shale Lagerstätte" have revealed an ancient sea worm unknown to science until now. The ...

Comparison between Zhangjiagoivermis longicruris (A-D, F) and Tomopteris (E, G). Photo: Courtesy of Zhang Huaqiao of the Nanjing Institute of Geology and Palaeontology An international research team ...