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Oceanic Magnetic Anomaly
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Recalibration of the geomagnetic
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Numerical ages
Late Jurassic-Early Cretaceous Timescales
Oceanic Magnetic Anomaly Record
Biomagnetostratigraphy
Astrochronology and cyclostratigraphy
Numerical ages
Conclusions
U.S. National Report to IUGG, 1991-1994
Rev. Geophys. Vol. 33 Suppl., © 1995 American Geophysical Union