high-browing herbivores

se cree que en el caso de Xenoceratops foremostensis

un cuerno nasal más pequeño y dos protuberancias adicionales en la región de las mejillas

alas no voladoras

a diferencia de otros dinosaurios terópodos

Desmostylus hesperus Ichthyosaurus high-browing herbivoresDesmostylus hesperus was a semi aquatic marine mammal from the Miocene belonging to Desmostylia, an extinct order of mammals known exclusively from the North Pacific. Unlike sirenians, pinnipeds or cetaceans, desmostylians represented a distinct evolutionary lineage that has completely disappeared. They have traditionally been associated with Tethytheria, the broader evolutionary group that includes sirenians and proboscideans. The generic name means