Albireonidae is an extinct group of porpoise-like whales. These medium-sized, fossil dolphins that are very rare and known only from temperate latitudes around the margin of the eastern North Pacific Ocean.
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