54-million-year-old skull reveals early evolution of primate brains – Research News https://www.floridamuseum.ufl.edu/science/54-million-year-old-skull-reveals-early-evolution-of-primate-brains/
Researchers at the Florida Museum of Natural History and the University of Winnipeg have developed the first detailed images of a primitive primate brain, unexpectedly revealing that cousins of our earliest ancestors relied on smell more than sight. The analysis of a well-preserved skull from
1,200 cross-sectional X-ray images of the skull, which were combined into a 3-D model