Mononykus olecranus Variant:Unprimed tenía patas robustas con articulaciones

tenía patas robustas con articulaciones similares a las de los tetrápodos modernos

Stethacanthus altonensis reached approximate lengths of between 1 and 1

Snout-tail length 205 mm

Dracorex's skull is flatter

Width 39 mm

Mononykus olecranus Variant:Unprimed tenía patas robustas con articulacionesMononykus olecranus was a small theropod dinosaur belonging to the alvarezsaurid family that inhabited the desert regions of Central Asia during the Late Cretaceous, approximately 70 million years ago. It was a lightly built, highly specialized animal, measuring approximately 1 to 1. 2 meters in length and weighing an estimated few kilograms. Its anatomy reflects a combination of adaptations unique among non avian dinosaurs, particularly those related