Estas espinas podían medir más de 60 centímetros de largo y

as well as protuberances that gave it a robust and distinctive appearance within the group

The neck was long and flexible

occupying a niche as a specialized freshwater hunter following the mass extinction at the end of the Cretaceous

Concavenator podría haber tenido algún tipo de plumaje

Euparkeria capensis Scale:1:10 Estas espinas podían medir másEuparkeria capensis is a basal archosauriform from the Middle Triassic, dated approximately 245 million years ago, whose fossil remains have been found mainly in the Cynognathus Formation, in South Africa. Originally described by Robert Broom in 1913, this small reptile holds a fundamental position in the study of early archosaur evolution, as it exhibits a combination of anatomical characteristics considered transitional between more primitive