Sentences with INDEX-FOSSIL
Check out our example sentences below to help you understand the context.Sentences
1
"The presence of trilobite fossils in this sedimentary layer makes it an ideal index fossil for dating."
2
"The discovery of this index fossil suggests that the rock formation is from the Jurassic period."
3
"Scientists rely on index fossils to determine the relative age of different rock layers."
4
"The absence of index fossils in this layer indicates that it is much older than the layers above it."
5
"The study of index fossils can help in correlating rocks from different geographic locations."
6
"Ammonite shells are commonly used as index fossils due to their abundance and rapid evolution."
7
"The occurrence of this particular index fossil helps to narrow down the age of the fossil assemblage."
8
"By comparing the index fossils found in different layers, scientists can construct a timeline of geological events."
9
"The discovery of this index fossil provided a breakthrough in dating the rock formation."
10
"Overlapping ranges of index fossils can be used to establish the relative ages of rocks in different areas."
11
"The study of index fossils can aid in determining the depositional environment of sedimentary rocks."
12
"Certain types of trilobites are considered excellent index fossils due to their short existence in geological time."
13
"The identification of a key index fossil helped to identify the boundary between two geological epochs."
14
"The discovery of an index fossil in this layer provides strong evidence for a specific geological time period."
15
"Paleontologists use index fossils to help classify and organize the fossil record."
16
"The index fossil found here indicates that this area was once covered by a shallow sea."
17
"By studying index fossils, scientists can determine the order of rock layers in a particular region."
18
"The presence of a unique index fossil allows for precise dating of the surrounding rock layers."
1
"The presence of a specific index fossil can indicate a particular time period in geological history."
2
"The discovery of an index fossil can help in correlating different rock formations."
3
"By examining the index fossils found in a rock layer, scientists can estimate its age."
4
"The trilobite is often considered an important index fossil for the Cambrian Period."
5
"Ammonites are commonly used as index fossils due to their wide distribution and short evolutionary lifespan."
6
"The absence of a particular index fossil in a rock layer can also provide important information."
7
"Some index fossils, such as certain species of brachiopods, are restricted to specific time intervals."
8
"The presence of index fossils allows scientists to create a timeline of Earth's history."
