Reptilia - Crocodylia - Alligatoridae
Parent taxon: Caimaninae according to J. P. Rio and P. D. Mannion 2021
See also Brochu 1999 and Pinheiro et al. 2013
Sister taxa: Brachychampsa, Caiman tremembensis, Centenariosuchus, Ceratosuchus, Chinatichampsus, Culebrasuchus, Globidentosuchus, Gnatusuchus, Kuttanacaiman, Mourasuchus, Nettosuchidae, Orthogenysuchus, Stangerochampsa, Wannaganosuchus
Subtaxa: Acresuchus Bottosaurus Caiman Melanosuchus Necrosuchus Paleosuchus Protocaiman Purussaurus Tsoabichi
Distribution:
• Quaternary of Argentina (2 collections), Brazil (4), Venezuela (1)
• Pliocene to Pleistocene of Argentina (1), Venezuela (1)
• Huayquerian of Argentina (2)
• Miocene to Pliocene of Peru (1)
• Miocene of Argentina (4), Brazil (12), Colombia (9), Panama (2), Peru (13), Venezuela (21)
• Oligocene of Peru (1)
• Eocene to Pliocene of Brazil (5)
• Eocene of United States (2: Wyoming)
• Clarkforkian of United States (1: South Carolina)
• Paleocene of Argentina (2), United States (4: South Carolina, Texas)
• Cretaceous to Paleogene of United States (2: New Jersey)
• Cretaceous of United States (4: Maryland, Montana, South Carolina)
Total: 94 collections including 126 occurrences