animalia articles
What does the name Xenotarsosaurus literally mean based on its fossil discovery?
What specific feature defines the genus Xenotarsosaurus regarding its lower leg?
During which geological stage did Xenotarsosaurus live in ancient Argentina?
What geological layer in Argentina hosts the fossils of Xenotarsosaurus bonapartei?
Which famous group of theropods, known for Tyrannosaurids elsewhere, did Xenotarsosaurus represent locally?
What characteristic associated with Abelisauridae is likely shared by Xenotarsosaurus?
What is the approximate estimated length of the medium-sized Xenotarsosaurus?
How did the development of ecosystems in South America compare to northern continents during this period?
Which anatomical feature differentiated Xenotarsosaurus’s snout from that of Tyrannosaurs?