Sentence examples for by this extinction from inspiring English sources
Other groups of organisms including conodonts, acritarchs (a catchall group of various small microfossils), bryozoans, and trilobites that showed this pattern of regional, but not global, distribution were similarly affected by this extinction event.
This "extinction by accident" scenario is not a theoretical impossibility but it is a practical improbability.
Other scientists want to genetically engineer our way out of this extinction by creating new, hardier species capable of resisting changes to our planet.
"Modern marine ecology is shaped by the extinction spasms of the past," Dr. Clapham said.
Vertebrates, less severely affected by the extinction than invertebrates, diversified progressively throughout the Triassic.
Man has long imperilled beast, as reflected by the extinction of the passenger pigeon, great auk, and Tasmanian tiger.
The activity was calculated by the extinction coefficient (40 mM−1 cm−1 at 240 nm) for H2O2.
The activity was calculated by the extinction coefficient (26.6 mM−1 cm−1 at 470 nm) for tetraguaiacol.
The second associates with demand reduction strategies [13] also funded by the extinction anxiety trade.
