Louis Dollo

Louis Dollo
Louis Dollo
Born	7 December 1857 Lille, French Empire
Died	19 April 1931 (aged 73) Brussels, Belgium
Nationality	Belgian
Citizenship	French
Known for	Dollo's law
Awards	Murchison Medal (1912)
Scientific career
Fields	palaeontology

Louis Antoine Marie Joseph Dollo (French pronunciation: [lwi ɑ̃twan maʁi ʒozɛf dɔlo]; Lille, 7 December 1857 – Brussels, 19 April 1931) was a Belgian palaeontologist, known for his work on dinosaurs. He also posited that evolution is not reversible, known as Dollo's law. Together with the Austrian Othenio Abel, Dollo established the principles of paleobiology.