It was in his memoir Philosophie anatomique , published in 1818 , that he first put his ideas on animal form and structure into print .
Geoffroy was heavily influenced by Buffon and Lamarck .
It was in Geoffroy 's memoir Philosophie anatomique , published in 1818 , that he first put his ideas on animal form and structure into print .
Geoffroy was heavily influenced by Buffon and Lamarck .