Tag Archive for 'Radula'

Reconstruction of a Paleocadmus decaying in the Mazon Creek marine basin; the separated shell is visible in the background; other Mazon Creek fauna are visible, such as the polychaete Esconites zelus (foreground) and Bandringa rayi, an elasmobranch shark (back left). Image credit: Franz Anthony.

‘Oldest Fossil Octopus’ Wasn’t One After All

Apr 8, 2026 by Enrico de Lazaro

Pohlsepia mazonensis, a cephalopod species first described in 2000 from a 300-million-year-old specimen and featured in the Guinness Book of Records as...

Calvapilosa kroegeri from the Lower Ordovician epoch (Tremadocian age) Fezouata Formation, near Zagora, Morocco: part, imaged and illuminated from north west (left), interpretative drawing (right). Image credit: Jakob Vinther et al, doi: 10.1038/nature21055.

Ordovician Fossil Sheds New Light on Early Evolution of Mollusks

Feb 6, 2017 by News Staff

Paleontologists have unearthed the remains of a previously unknown slug-like creature that lived during the Early Ordovician epoch, 478 million years ago....