| Worthen's sparrow | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Passeriformes |
| Family: | Passerellidae |
| Genus: | Spizella |
| Species: | S. wortheni
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| Binomial name | |
| Spizella wortheni Ridgway, 1884
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Worthen's sparrow (Spizella wortheni) is a species of American sparrow that is endemic to northeastern Mexico. It was first described by Robert Ridgway in 1884 and named for the American naturalist Charles K. Worthen.[2] This small bird has been listed as endangered by the IUCN since 1994.[1]
- ^ a b BirdLife International. (2017). "Spizella wortheni". IUCN Red List of Threatened Species. 2017: e.T22721182A118141491. doi:10.2305/IUCN.UK.2017-3.RLTS.T22721182A118141491.en. Retrieved 6 July 2024.
- ^ Terres, John K. (1982). The Audubon Society Encyclopedia of North American Birds. New York: Alfred A. Knopf.