👉 Eurygnathomyia is a genus of extinct mammals that lived in North America during the Late Cretaceous period, approximately 68-75 million years ago. These animals are known for their distinctive skeletal features and were primarily herbivorous. They are notable for having large snout-to-tail ratios, a long neck, and a relatively small body size compared to their size relative to their weight. Eurygnathomyia is classified as a subclass of the modern mamm