Definition of BIOSTRATIGRAPHIC. Meaning of BIOSTRATIGRAPHIC. Synonyms of BIOSTRATIGRAPHIC

- upon the fossil species found within each section. Basic concepts of biostratigraphic principles were introduced in the early 1800s. A Danish scientist and...
- In biostratigraphy, biostratigraphic units or biozones are intervals of geological strata that are defined on the basis of their characteristic fossil...
- Calpionella is an extinct genus of calpionellid, a group of single celled eukaryotes. Their fossils are found in rocks of Upper Jur****ic to Lower Cretaceous...
- Bifericeras is a Lower Jur****ic ammonite belonging to the family Eoderoceratidae, and sometimes placed in the subfamily Xipherceratinae. Whorls are strongly...
- Watinoceras is a genus of acanthoceratid ammonite that lived during the early Turonian stage of the Late Cretaceous. Early whorls are compressed, finely...
- In biostratigraphy, MN 4 is one of the MN zones used to characterize the fossil mammal faunas of the Neogene of Europe. It is preceded by MN 3 and followed...
- Kepplerites is a moderately evolute ammonite from the lower Callovian (upper Middle Jur****ic) included in the Stephanoceratoidea. Inner whorls are finely...
- Apoderoceras is an extinct genus of cephalopod belonging to the ammonite subclass. Ammonites (Apoderoceras) were predatory mollusks that resembled a squid...
- Hyperlioceras is an extinct genus of cephalopod included in the ammonitid family Graphoceratidae that lived during the Bajocian stage of the Middle Jur****ic...
- of particular fossil taxa. A unit defined in this way is known as a biostratigraphic unit, generally shortened to biozone. The five commonly used types...