Protoalligator is an extinct genus of crocodilian which lived during the Paleocene. It is considered to be an alligatoroid, but its exact phylogeny is uncertain.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0