GCMD Chronostratigraphic Units Types Keywords

SINEMURIAN

https://gcmd.earthdata.nasa.gov/kms/concept/071a00d6-29c6-460a-9d59-d593e430d263

broader
https://gcmd.earthdata.nasa.gov/kms/concept/bc9f3b87-69ff-4841-a227-309c69c952c2 original
narrower
071a00d6-29c6-460a-9d59-d593e430d263 original
change note
2019-10-09 07:50:06.0 [tstevens] Insert Concept
add broader relation (SINEMURIAN [071a00d6-29c6-460a-9d59-d593e430d263,369345] - LOWER [bc9f3b87-69ff-4841-a227-309c69c952c2,369305]);
2019-10-11 13:19:39.0 [tstevens]
insert Definition (id: null
text: In the geologic timescale, the Sinemurian is an age and stage in the Early or Lower Jurassic epoch or series. It spans the time between 199.3 ± 2 Ma and 190.8 ± 1.5 Ma (million years ago). The Sinemurian is preceded by the Hettangian and is followed by the Pliensbac
language code: en);
definition In the geologic timescale, the Sinemurian is an age and stage in the Early or Lower Jurassic epoch or series. It spans the time between 199.3 ± 2 Ma and 190.8 ± 1.5 Ma (million years ago). The Sinemurian is preceded by the Hettangian and is followed by the Pliensbac
reference
text International Commission on Stratigraphy (http://www.stratigraphy.org/)
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in scheme chronounits original