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Thalassionema schraderi - Denticulopsis katayamae
1667
Type
Zone
Age range
9.3–7.67
Ma
International Timescale
Miocene
Tortonian
Neogene North Pacific Diatom Biochronology
Neodenticula kamtschatica
Thalassionema schraderi - Denticulopsis katayamae
Denticulopsis dimorpha - Crucidenticula nicobarica
9.3
9.2
9.1
9.0
8.9
8.8
8.7
8.6
8.5
8.4
8.3
8.2
8.1
8.0
7.9
7.8
7.7
7.6
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