In Depth
Limenavis is a genus of bird that lived in South America during the late Cretaceous. Limenavis means ‘threshold bird’ and this is a reference as to how this genus came pretty much as close as it could to crossing the threshold of being a modern bird, without actually being one.
Further Reading
– A new carinate bird from the late Cretaceous of Patagonia (Argentina. – American Museum Novitates 3323:1-23. – J. A. Clarke & L. M. Chiappe – 2001. – A New Specimen of the Fossil Lithornis from the Lower Eocene. – American Museum Novitates. – Leona Leonard, Gareth J. Dyke & Marcel Van Tuinen – 2005.