The site has fossils in the asphalt deposits here, similar to other places in the vicinity of McKittrick.
Heteronectes is a related, and very similar fossil from a slightly earlier strata of France.
Lucy and similar fossils unearthed in Tanzania that were 3.7 million years old were recognized as belonging to a new species, afarensis.
Paleontologists sometimes refer to a sequence of faunal stages, which is a series of rocks all containing similar fossils.
If it is widely separated in time from similar fossils, it is more likely to be a different species.
After further investigation and comparison with similar fossils found in other places, Buckland published that conclusion in 1829 and named them coprolites.
Observations of similar fossils in the past may have been seen as further evidence for thunderbird-water monster conflict.
Researchers have found fossils, similar to those in the meteorite, in some of the oldest rock on Earth.
It had a central axis, and bifurcated at its tips; similar fossils have been found in younger strata through to the Pleistocene.
There are also similar fossils on the western coast of Africa and the eastern South America.