Paleognathes

Some articles on paleognathes, paleognathe:

Paleognathae - Description
... Paleognathes are named for a characteristic, complex architecture of the bones in the bony palate ... Paleognathes share similar pelvis anatomy ... Paleognathes share a pattern of grooves in the horny covering of the bill ...
Paleognathae - Evolution
... fossil birds are known until the Cenozoic, but there have been many reports of putative paleognathes, and it has long been inferred that they may have evolved in the Cretaceous ... all phylogenetic analyses predict that ducks diverged after paleognathes, this is evidence that paleognathes had already arisen well before that time ... An exceptionally preserved specimen of the extinct flying paleognathe Lithornis was published by Leonard et al ...