guide fossil.
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guide fossil — noun a fossil known to have lived in a particular geologic age that can be used to date the rock layer in which it is found • Syn: ↑index fossil • Hypernyms: ↑fossil * * * noun : index fossil * * * guide fossil, = index fossil. (Cf. ↑ … Useful english dictionary
guide fossil. — See index fossil. [1905 10] … Useful english dictionary
Guide RNA — is the RNA that guides the insertion of uridines into mRNAs in trypanosomes in a process known as RNA editing. These are encoded at distant regions of the kinetoplast genome. The 5 end of a gRNA hybridizes to a short region of an unedited pre… … Wikipedia
Fossil — For other uses, see Fossil (disambiguation). Three small ammonite fossils, each approximately 1.5 cm across … Wikipedia
Fossil collecting — Collecting fossilized shark s teeth is an easy way to begin collecting fossils. They are often found in abundance on public beaches. The teeth shown here were collected in Castle Hayne, North Carolina, and are from the Eocene and Cretaceous … Wikipedia
Fossil Butte National Monument — Infobox protected area | name = Fossil Butte National Monument iucn category = III caption = locator x = 75 locator y = 58 location = Lincoln County, Wyoming, USA nearest city = Kemmerer, WY lat degrees = 41 lat minutes = 51 lat seconds = 52 lat… … Wikipedia
index fossil — Geol., Paleontol. a widely distributed fossil, of narrow range in time, regarded as characteristic of a given geological formation, used esp. in determining the age of related formations. Also called guide fossil. [1895 1900] * * * any… … Universalium
index fossil — noun a fossil known to have lived in a particular geologic age that can be used to date the rock layer in which it is found • Syn: ↑guide fossil • Hypernyms: ↑fossil … Useful english dictionary
John Day Fossil Beds National Monument — Coordinates: 44°33′21″N 119°38′43″W / 44.55583°N 119.64528°W / 44.55583; 119.64528 … Wikipedia
Polystrate fossil — [ Nova Scotia, Canada (printed 1868).] Polystrate or upright fossil describes fossils of single organisms (such as tree trunks) that run through more than one geological strata. Entire fossil forests have been discovered [… … Wikipedia
