- 1819 - Thomas Rupert Jones was born in London, England.
- 1833 - During the second voyage of the HMS Beagle, Charles Darwin discovered a large fossil tooth in the cliffs of the Carcarañá River and poorly preserved mastodon remains at the Paraná River.
- 1835 - Charles Darwin, during the second voyage of the HMS Beagle, arrived at Tagus Cove, Albemarle Island in the Galapagos.
- 1841 - Carl Hermann Credner was born in Gotha, Germany.
- 1904 - Jean-François-Albert du Pouget died in Rougemont, France.
- 1950 - Derek Briggs was born in Ireland.
