Jaw and Tooth (image) New York University Share Print E-Mail Caption The three-rooted lower molar anomaly in a recent Asian individual. Left: tooth sockets showing position of accessory root; right: three-rooted lower first molar tooth. Credit Christine Lee Usage Restrictions In conjunction with this study only Share Print E-Mail 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.