AALENIAN

https://gcmd.earthdata.nasa.gov/kms/concept/8d25cd2c-cb4e-4133-af8b-dcde0775c558

broader
https://gcmd.earthdata.nasa.gov/kms/concept/2df3bf58-8e9d-4c08-8370-3678b7bc94f6 original
narrower
8d25cd2c-cb4e-4133-af8b-dcde0775c558 original
change note
2019-10-09 07:38:00.0 [tstevens] Insert Concept
add broader relation (AALENIAN [8d25cd2c-cb4e-4133-af8b-dcde0775c558,369333] - MIDDLE [2df3bf58-8e9d-4c08-8370-3678b7bc94f6,369301]);
2019-10-11 13:23:30.0 [tstevens]
insert Definition (id: null
text: The Aalenian ( /ɑːˈliːniən/) is a subdivision of the Middle Jurassic epoch/series of the geologic timescale that extends from about 174.1 Ma to about 170.3 Ma (million years ago). It was preceded by the Toarcian and succeeded by the Bajocian.
language code: en);
definition The Aalenian ( /ɑːˈliːniən/) is a subdivision of the Middle Jurassic epoch/series of the geologic timescale that extends from about 174.1 Ma to about 170.3 Ma (million years ago). It was preceded by the Toarcian and succeeded by the Bajocian.
reference
text International Commission on Stratigraphy (http://www.stratigraphy.org/)
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in scheme chronounits original