†subfamily Saniwinae Camp 1923 (squamates)
Parent taxon: Varanoidea according to O. Rieppel and L. Grande 2007
See also Brattstrom 1955, Gilmore 1943, Hay 1930, Kuhn 1966, McDowell and Bogert 1954 and Stritzke 1983
Sister taxa: Aiolosaurus, Arcanosaurus, Heloderma, Helodermatidae, Judeasaurus, Lanthanotidae, Ovoo, Pachyvaranidae, Parasaniwidae, Varanidae
Subtaxa: Saniwa
Type: Saniwa
Ecology: carnivore
Distribution:
• Oligocene of United States (1: Nebraska collection)
• Eocene to Miocene of France (1)
• Eocene of Belgium (1), France (8), Kyrgyzstan (1), Mexico (1), United States (50: California, Colorado, New Mexico, North Dakota, Utah, Wyoming)
• Paleocene of United States (1: Wyoming)
Total: 64 collections including 70 occurrences