Avisaurus is a genus of enantiornithine avialan from the Late Cretaceous of North America.
Avisaurus
Reconstruction of Avisaurus and Brachychampsa
lossy page 1 Cruralispennia reconstruction.tif
The Enantiornithes, also known as enantiornithines or enantiornitheans in literature, are a group of extinct avialans. They were the most abundant and diverse avialan group known from the Mesozoic era
Avisaurus
…Avisaurus (meaning "bird lizard") is a genus of enantiornithine avialan from the Late Cretaceous of North America. Avisaurus archibaldi was discovered in the Late Cretaceous Hell Creek Formation of North America…
A life restoration of Iberomesornis, a species of early Enantiornithes
Fossil skeleton of Rapaxavis pani (a longipterygid) with a preserved pygostyle
Life reconstruction of enantiornithine birds feeding (left Longipteryx, centre Bohaiornis and right Pengornis)
Fossilized eggs of Gobipteryx minuta, Dinosaurium (Prague)