Kronosaurus (/ˌkrɒnoʊˈsɔːrəs/ kron-o-sawr-əs; meaning "lizard of Kronos") is an extinctgenus of short-necked pliosaur. It was among the largest pliosaurs, and is named after the leader of the Greek Titans, Cronus. It lived in the Early Cretaceous Period (Aptian-Albian).[2][3]