jawless fish

【Life of the Silurian】Birkenia – A Small Fish Drawn Upside Down for Twenty-Five Years After It Was Named

Prehistoric Life

【Life of the Ordovician】Sacabambaspis – The “Terrible Reconstruction” Was Faithful to the Fossil

Prehistoric Life

【Life of the Ordovician】Arandaspis – A Fish Known Only From Casts in Sandstone, With Not One Piece of Bone Left

Prehistoric Life