since it has not been possible to determine with certainty

Approximate measurements of the Aenocyon:

Medidas aproximadas del Cryolophosaurus:

como el Triceratops

including possible defensive

Archaeopteryx Scale:1:1 since it has not beenArcheopteryx (A. lithographica 'Oldwing') is an extinct species of primitive bird that lived during the Late Jurassic Kimmeridgian period, approximately 150 million years ago, in what is now Germany. It is considered a transitional fossil between dinosaurs and modern birds, and is known for both its reptilian and avian characteristics. Archeopteryx had feathers and wings, but also possessed reptilian features such as teeth, wing claws, and a long,