in what is now the state of Utah

Su descubrimiento ha sido fundamental para comprender mejor la evolución y diversidad de los terópodos carcarodontosáuridos

Wingspan 667 mm

hace aproximadamente 130 a 125 millones de años

reinforcing its piscivorous specialization

Arctodus pristinus Alamosaurus in what is now theArctodus pristinus is an extinct species of short faced bear belonging to the genus Arctodus , which lived in North America during the Pleistocene, approximately between 2. 5 million and 10,000 years ago. It was a close relative of Arctodus simus , although smaller in size and with some morphological differences in its skeleton that suggest different ecological adaptations. Its fossil remains have been found mainly in the southeastern United States,