A 'living fossil' believed to have gone extinct over 270 million years ago has been found thriving in the depths of the Pacific Ocean. The strange-looking fossil is formed from the stalks of marine ...

Scientists think gigantic crinoids would cling to logs with anchor-like stems, creating a floating raft that likely supported a host of other species and enabled their long-distance transport across ...

This is a preview. Log in through your library . Abstract A new species of camerate crinoid, Ptychocrinus medinensis n. sp., is described on the basis of specimens collected from a sandstone lens in ...

Jurassic sea creatures spent decades as 'full-time ocean sailors', crossing the sea on driftwood 'rafts', a study claims. Analysis of these rafts show they could last for as long as 20 years - enough ...

Two new Early Ordovician crinoids have been discovered in Gondwanan rocks of northwest Argentina. Ramseyocrìnus argentinus n. sp., among the most complete for the genus, aids in reconstructing key ...

Scientists think gigantic crinoids would cling to logs with anchor-like stems, creating a floating raft that likely supported a host of other species and enabled their long-distance transport across ...