APA (7th ed.) Citation

Mayr, G., & Goedert, J. L. (2026). An unusual new species and additional fossils of the penguin-like Plotopteridae from the Paleogene of Washington State, USA. Historical Biology, 38(6), 2154. https://doi.org/10.1080/08912963.2025.2530147

Chicago Style (17th ed.) Citation

Mayr, Gerald, and James L. Goedert. "An Unusual New Species and Additional Fossils of the Penguin-like Plotopteridae from the Paleogene of Washington State, USA." Historical Biology 38, no. 6 (2026): 2154. https://doi.org/10.1080/08912963.2025.2530147.

MLA (9th ed.) Citation

Mayr, Gerald, and James L. Goedert. "An Unusual New Species and Additional Fossils of the Penguin-like Plotopteridae from the Paleogene of Washington State, USA." Historical Biology, vol. 38, no. 6, 2026, p. 2154, https://doi.org/10.1080/08912963.2025.2530147.