Sentence examples for age assignments from inspiring English sources

For the Miocene, we have retained the original age assignments of early, middle or late Miocene.

Thorough careful analysis our approach demonstrates that the OSL dates differ markedly from the previous age assignments.

Age assignments are supported by the chronostratigraphic sequence framework calibrated by radiocarbon and pollen data, allowing detailed correlation with the oxygen-isotope record.

The age assignments of the successions drilled rely on calcareous nannoplankton and planktonic foraminiferal events (Table 1).

However, recent magnetostratigraphic and radioisotopic data have revised these age assignments for the Chinle Formation.

When estimated on the basis of all other constraints, five out of ten divergence dates were concordant with the respective fossil age assignments (Fig. 2).

The age assignment of these rotaloideans has been calibrated by means of strontium isotope stratigraphy to late Santonian -middle Campanian.

The objective of the study was to examine the rate of preterm birth in the United States using 2 different methods of gestational age assignment and determine which method more closely correlates with the known morbidities associated with preterm birth.

For platform sequence boundary PS1, the second turning point of platform growth, the age assignment is 21.80 22 Ma.

Fig. 2 Scheme of inter-core correlation and age assignment Fig. 3 Relative paleointensity and inclination of the three composite core sites.

Based on an age assignment of the topmost parts of Tianzhu borehole dated as the Holocene, the B/M boundary, and two excursion events of Blake and Calabrian Ridge 0, the magnetic susceptibility curve is correlated with the oxygen isotope record of the ODP 677 site since 800 ka, with high/low k values corresponding to the oxygen isotope interglacial/glacial stages (Shackleton et al., 1990) (Fig. 3).