As the names suggest, the subdivision of annelids into the Errantia and Sedentaria matches their overall lifestyles (Fig. 1). Members of the Errantia are free to move about, and crawl, swim or burrow.

Annelids are found throughout the world’s terrestrial, aquatic and marine habitats. They represent one of three major animal groups with segmentation, so understanding annelid body-plan evolution is ...

A new species of ancient sea worm with an impressively elaborate set of star-shaped chaetae has been discovered after its puzzling fossilized form was found to be animal not mineral. And just as ...

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 ...

The demand for rare raw materials, such as cobalt, is fuelling the exploration of the deep-sea floor for mining. Commercial deep-sea mining is currently prohibited in areas beyond national ...

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 ...

Researchers have described an exceptionally well-preserved new fossil species of bristle worm called Kootenayscolex barbarensis. Discovered from the 508-million-year-old Marble Canyon fossil site in ...

In an article published in the journal Nature Communications, scientists reveal that the regeneration processes in a marine worm, the annelid worm, show similarities to those observed in certain ...

Clusters of fossil serpulid worm tubes, like these Rotularia from the British Eocene, are common fossils in many Mesozoic and Cenozoic marine rocks The Museum’s collection of fossil annelids is both ...

Frontmatter -- Preface -- Contents -- List of contributing authors -- Part 1: Introduction -- 1. A History of Annelida Research / ǂr Read, Geoffrey B. -- 2 ...

Larvae of a marine ragworm Platynereis dumerilii have been studied as a zooplankton model, and possess photoreceptor cells in the brain to regulate circadian swimming behavior. This study revealed ...

An interdisciplinary group of Spanish scientists, bringing together biologists and chemists from the Universities of Seville, Huelva, the Autonomous University of Madrid and the Institute of Marine ...