Abundant fossil fragments indicate fishes were common for the first time.
The site of the findings is now known as "site 333", by a count of fossil fragments uncovered, such as teeth and pieces of jaw.
Some 75 fossil fragments have been found.
These usually include heavy minerals or fossil fragments.
However, palaeontologists uncovered fossil fragments of this Velociraptor's teeth alongside scarred bones of the herbivore.
The lifter slid down, crashing through skeletal trees and starting avalanches of fossil fragments.
These grains consist either of fossil fragments, ooids, intraclasts, pellets, other grains, or some combination of them.
The fossil fragments also indicate that its head was disconnected from the pectoral girdle.
This wasn't a cavern at all, but part of a colossal pipeline, a fossil fragment of Mars's largest and last living things.
E.C. Case changed the age determination in the 1930s to Triassic based on a photo of what he believed to be a fossil fragment of a desmatosuchus.