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серравальский | |
geol. | Serravalian; Serravallian |
ярус | |
gen. | circle; layer; horizon; storey; story; assise |
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Serravalian (MichaelBurov); Serravallian (MichaelBurov) |
серравальский ярус : 19 phrases in 3 subjects |
Geochronology | 8 |
Geology | 6 |
Stratigraphy | 5 |