Parent taxon: Eucryptodira according to I. Danilov et al. 2014
Sister taxa: Adocoidea, Angolachelonia, Borealochelys, Centrocryptodira, Chelydroidea, Enaliochelys, Hoyasemys, Peltochelyidae, Plesiochelyoidea, Polycryptodira, Sandownidae, Sinemydidae, Tienfucheloides, Xinjiangchelyidae, Xinjiangchelyoidea
Subtaxa: Macrobaenidae
Ecology: aquatic omnivore
Distribution:
• Eocene of United States (1: New Jersey collection)
• Paleocene of Belgium (1), Canada (4: Alberta, Saskatchewan), France (2), Mongolia (1), United States (11: California, Colorado, Maryland, Montana, South Carolina, Wyoming)
• Cretaceous to Paleogene of United States (1: New Jersey)
• Cretaceous of Canada (4: Alberta, Nunavut, Saskatchewan), China (3), Kazakhstan (2), Kyrgyzstan (1), Mongolia (4), the Russian Federation (6), South Korea (1), Tajikistan (1), United States (19: Alabama, Maryland, Montana, New Jersey, North Dakota, South Carolina, South Dakota, Wyoming), Uzbekistan (6)
• Jurassic to Cretaceous of Thailand (1)
• Jurassic of Mongolia (1)
Total: 70 collections including 82 occurrences