Gymnogyps amplus
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Samwel Cave, Shasta County, California ''Gymnogyps amplus'' is an extinct species of large New World vulture in the family Cathartidae. The species was first described by Loye H. Miller (1911) in
1911 A notable ongoing event was the Comparison of the Amundsen and Scott Expeditions, race for the South Pole. Events January * January 1 – A decade after federation, the Northern Territory and the Australian Capital Territory ...
from a partial tarsometatarsus recovered from Pleistocene cave deposits in Samwel Cave of northern California. Harvey I. Fisher (1944) designated a set of plesiotypes from the Rancho La Brea which includes a cranium, rostrum, and mandible. The species is the only condor species found in the La Brea Tar Pits' Pit 10, which fossils date to "a
Holocene The Holocene ( ) is the current geological epoch. It began approximately 11,650 cal years Before Present (), after the Last Glacial Period, which concluded with the Holocene glacial retreat. The Holocene and the preceding Pleistocene togeth ...
radiocarbon Carbon-14, C-14, or radiocarbon, is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons. Its presence in organic materials is the basis of the radiocarbon dating method pioneered by Willard Libby and c ...
age of 9,000 years." The smaller, modern
California condor The California condor (''Gymnogyps californianus'') is a New World vulture and the largest North American land bird. It became extinct in the wild in 1987 when all remaining wild individuals were captured, but has since been reintroduced to nort ...
may have evolved from ''G. amplus''.


References

a Pleistocene birds of North America Fossil taxa described in 1911 Taxa named by Loye H. Miller {{paleo-bird-stub