Anabernicula gracilenta Ross, 1935
Graceful pygmy goose
Taxonomy & Nomenclature
Conservation Status
Extinct
Last record: Late Pleistocene
Distribution & Habitat
California, USA
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Ross, R. C. (1935). A new genus and species of pigmy goose from the McKittrick Pleistocene. Transactions of the San Diego Society of Natural History 8: 107-114.
Other references:
Emslie, Steven D. (1995). An early Irvingtonian avifauna from Leisey Shell Pit, Florida. Bull. Fla. Mus. Nat. Hist. 37(1): 299-344.
Faurby, Søren, Matthews, Tom J., Triantis, Kostas A. and Sayol, Ferran. (2026). Quantifying the unrecorded loss of avian phylogenetic diversity. Ecography 2026: e08267. https://doi.org/10.1002/ecog.08267
Howard, Hildegard. (1964). A new species of the "pygmy goose," Anabernicula, from the Oregon Pleistocene, with a discussion of the genus. American Museum Novitates 2200: 1-14.
Jefferson, G. T. (1991). A catalogue of Late Quaternary vertebrates from California. Part one; nonmarine lower vertebrate and avian taxa. Natural History Museum of Los Angeles County Technical Reports 5:1-60.
Matthews, Thomas J., Triantis, Kostas A., Wayman, Joseph P., Martin, Thomas E., Hume, Julian P., Cardoso, Pedro, Faurby, Søren, Mendenhall, Chase D., Dufour, Paul, Rigal, François, Cooke, Rob, Whittaker, Robert J., Pigot, Alex L., Thébaud, Christophe, Jørgensen, Maria Wagner, Benavides, Eva, Soares, Filipa C., Ulrich, Werner, Kubota, Yasuhiro, Sadler, Jon P., Tobias, Joseph A. and Sayol, Ferran. (2024). The global loss of avian functional and phylogenetic diversity from anthropogenic extinctions. Science 386(6717): 55-60. https://doi.org/10.1126/science.adk7898 [Supplementary Materials; Dryad dataset; Zenodo codeset]
Matthews, Thomas J., Wayman, Joseph P., Cardoso, Pedro, Sayol, Ferran, Hume, Julian P., Ulrich, Werner, Tobias, Joseph A., Soares, Filipa C., Thébaud, Christophe, Martin, Thomas E. and Triantis, Kostas A. (2022). Threatened and extinct island endemic birds of the world: Distribution, threats and functional diversity. Journal of Biogeography 49(11): 1920-1940. https://doi.org/10.1111/jbi.14474 [Appendix S1 (.docx); Appendix S2 (.pdf)]
Sayol, Ferran, Steinbauer, Manuel J., Blackburn, Tim M., Antonelli, Alexandre and Faurby, Søren. (2020). Anthropogenic extinctions conceal widespread evolution of flightlessness in birds. Science Advances 6(49): eabb6095. https://doi.org/10.1126/sciadv.abb6095 [Supplementary Material (Data File S1)]
Stock, Chester and Harris, J. M. (1992). Rancho la Brea: A record of Pleistocene life in California. Natural History Museum of Los Angeles County, Science Series no. 37, 7th ed.:i-xiv + 1-113.
Tyrberg, Tommy. (2008). The Late Pleistocene Continental Avian extinction – an evaluation of the fossil evidence. Oryctos 7: 249-269.