Phocageneus Explained

Phocageneus is an extinct genus of river dolphin belonging to Squalodelphinidae. Specimens have been found in the middle Miocene Calvert Formation of Maryland and Virginia.^{[1] [2]}

Notes and References

1. Kellogg, R., 1957. Two additional Miocene porpoises from the Calvert Cliffs, Maryland. Proceedings of the United States National Museum 107:279–337.
2. Web site: Fossilworks: Phocageneus.