Skull Profile Comparison (IMAGE) Midwestern University Caption Profiles of the midline of the skull as seen in an x-ray or CT scan for people with and without Down syndrome as well as LB1, the type specimen of Homo floresiensis. The differences between the two groups of humans are minor compared to the very distinct shape of LB1. Credit Figure courtesy of the authors Usage Restrictions Figure may be used only with appropriate caption and credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.