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 ...

We study multiple species of marine annelid worms to dissect how spiral cleavage, an ancestral mode of embryogenesis, is controlled and generates phenotypic evolution. Moggioli G, Panossian B, Sun Y, ...