Spizaetus willetti Howard, 1935
Willett's hawk-eagle
Taxonomy & Nomenclature
Conservation Status
Extinct
Last record: Late Pleistocene
Distribution
Nevada, USA
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Howard, H. (1935). A new species of eagle from a Quaternary cave deposit in eastern Nevada. Condor 37: 206-209.
Other references:
Howard, H. (1962). Bird remains from a prehistoric cave deposit in Grant County, New Mexico. Condor 64: 241-242.
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)]
Tyrberg, Tommy. (2008). The Late Pleistocene Continental Avian extinction – an evaluation of the fossil evidence. Oryctos 7: 249-269.