Sentence examples for distinctive fossils from inspiring English sources

Cities will make particularly distinctive fossils.

Some paleoanthropologists extend the span of this species far back into time to include many anatomically distinctive fossils that others prefer to allocate to several different extinct species.

The latter are frequently characterized by distinctive fossils, though rarely of the benthic variety, indicating that they were formed when seafloor oxygen levels were very low.

Stratigraphers still use the two main principles established by the late 18th-century English engineer and surveyor William Smith, regarded as the father of stratigraphy: (1) that younger beds rest upon older ones and (2) different sedimentary beds contain different and distinctive fossils, enabling beds with similar fossils to be correlated over large distances.

Distinctive fossils in the surrounding rocks helped the team narrow down the age of the dolphin to between 5.8 million and 6.1 million years ago, a time when the Isthmus of Panama hadn't yet risen from the sea.

Depositional terrace environments of the channel-belt are characterized by high bioturbation intensities, and contain distinctive trace fossil assemblages, often dominated by ichnofabrics of the echinoid trace fossil Scolicia.

In addition, deforestation is distinctive from fossil fuel/industrial emissions in that the quantity and quality of the unextracted resource (standing forest) is itself associated with social, biological, as well as economic value.

Also significant are the distinctive diaperturate fossil pollen grains, usually referred to the form genus Dicolpopollis, which can be assigned with confidence to tribe Calameae of the Calamoideae [ 82, 83, 94- 96].

These stages were originally defined as rock sequences composed of distinctive assemblages of fossils that were believed to change abruptly as a result of major transgressions and regressions of the sea.

The fossils are distinctive yet similar to species along the same timeline, according to researchers.

Most of these medusoid-like fossils lack distinctive evidence of soft-part anatomy, such as tentacles, mouths, or sense organs, and some have been reinterpreted as Ediacaran-like organisms, trace fossils, or abiotic pseudofossils [9], [15] [17].