Necrosauridae is an extinct family of varanoid lizards from the Late Cretaceous to the Eocene of Europe, North America, and Asia. It was first established by the German taxonomist Robert Hoffstetter in 1943. The included genera can vary depending on the author. They usually include: \n* Colpodontosaurus Estes 1964 \n* Ekshmer Nessov 1981 \n* Eosaniwa Haubold, 1977 \n* Labrodioctes Gao & Fox, 1996 \n* Necrosaurus Filhol, 1873 \n* Parasaniwa Gilmore 1928 \n* Proplatynotia Borsuk-Bialynicka, 1984 \n* Provaranosaurus Gilmore, 1942