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Index fossil
01
index fossil, gabay na fossil
a fossilized organism that is useful for dating and correlating the strata in which it is found, typically indicative of a particular time period in Earth's geological history
Mga Halimbawa
The trilobite is an index fossil commonly used to date Paleozoic rock layers.
Ang trilobite ay isang index fossil na karaniwang ginagamit upang matukoy ang edad ng mga layer ng bato sa Paleozoic.
Geologists rely on index fossils to determine the relative age of sedimentary rock formations.
Umaasa ang mga geologist sa index fossil upang matukoy ang relatibong edad ng sedimentary rock formations.
