аренигский | |
geol. | Arenigian; Arg; Arenig |
ярус | |
gen. | circle; layer; horizon; storey; story; assise |
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Arenigian (MichaelBurov); Arg (MichaelBurov); Arenig (MichaelBurov) |
аренигский: 32 phrases in 4 subjects |
Geochronology | 3 |
Geology | 22 |
Makarov | 2 |
Stratigraphy | 5 |