English Paleofauna of the Messel Pit Cited by user Armin Reindl on 30 Jun 2022 Several groups of Messel birds share characteristics with the modern seriemas, which has lead to them being placed within the clade Cariamae in the past.
English Propalaeotherium Cited by user FunkMonk on 10 Oct 2012 Propalaeotherium was an early genus of equid endemic to Europe and Asia during the Middle Eocene.