as this large herbivorous animal preceded the giant herbivorous dinosaurs in evolutionary history

Mixotoxodon larensis is a genus of extinct notoungulate mammals of the family Toxodontidae that inhabited America during the Pleistocene

It was characterized by its head adorned with a large horn-shaped bony crest over the snout and two smaller crests over the eyes

Its teeth were small and sharp

it had a crescent-shaped tail

Argentinosaurus huinculensis Irritator as this large herbivorous animalArgentinosaurus huinculensis es uno de los dinosaurios ms grandes conocidos y pertenece al grupo de los titanosaurios, un clado de saurpodos que habit Sudamrica durante el perodo Cretcico Superior, hace aproximadamente entre 96 y 92 millones de aos. Este colosal herbvoro fue descubierto en la Formacin Huincul, en la provincia de Neuqun, Argentina, y su descripcin inicial en la dcada de 1990 lo convirti en un cono de la paleontologa, no solo por su