Articles relating to the Lithornithidae, an extinct, possibly paraphyletic group of early paleognath birds. They are known from fossils dating to the Upper Paleocene through the Middle EoceneofNorth America and Europe, with possible Late Cretaceous representatives. All are extinct today; the youngest specimen is the currently unnamed SGPIMH MEV1 specimen from the mid-Eocene Messel Pit site.
The following 6 pages are in this category, out of 6 total. This list may not reflect recent changes.