A primitive fish from the Cambrian of North America


 Metaspriggina

Metaspriggina walcotti Reconstruction by Marianne Collins. © Conway Morris and Caron.


Prof. Simon Conway Morris from the University of Cambridge and Jean-Bernard Caron from U of T ROM report the description of a half a billion year-old fossil fish that we think fills an important piece in the earliest story of the vertebrates as a whole.