Shastasaurus pacificus is an ichthyosaur that lived during the Late Triassic Period

Medidas aproximadas del Remingtonocetus:

con una superficie rugosa y huesos nasales provistos de múltiples pequeños agujeros y surcos

5 a 5 metros de largo

which suggests distinctive sensory and behavioral aspects within the columbiformes

Miragaia longicollum edmontosaurus Shastasaurus pacificus is an ichthyosaurMiragaia longicollum is a genus of stegosaurid dinosaur that inhabited the Upper Jurassic, approximately 150 million years ago, in what is now Portugal. It is mainly notable for its extremely long neck, unusual in stegosaurs, which is often compared to that of some sauropods, the large long necked dinosaurs. This anatomical feature allows Miragaia to occupy a different ecological niche than other stegosaurs. Anatomical and Morphological