In 1859, the same year that Charles Darwin's Origin of Species appeared, this man published a work on human skulls suggesting that stocks now distinct might have originated from one form.  
In 1859, the same year that Charles Darwin's Origin of Species appeared, this man published a work on human skulls suggesting that stocks now distinct might have originated from one form.  During his extensive travels throughout Russia, he developed a great scientific and practical interest in its fisheries, and he was the first naturalist to collect specimens from Novaya Zemlya, which was then uninhabited.  FTP, identify this Prussian-Estonian embryologist who discovered the mammalian ovum and the notochord and established the new science of comparative embryology alongside comparative anatomy.
In 1859, the same year that Charles Darwin's Origin of Species appeared, this man published a work on human skulls suggesting that stocks now distinct might have originated from one form.  
Karl Ernst von Baer