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Ancryodelloides trigonicus
596
Type
Zone
Age range
413.5–412.5
Ma
International Timescale
Early Devonian
Pragian
Lochkovian
Conodont Zonation
Masaraella pandora morpho. Beta
Ancryodelloides trigonicus
Leanea transitans
413.5
413.4
413.4
413.4
413.3
413.3
413.2
413.1
413.1
413.1
413.0
412.9
412.9
412.9
412.8
412.8
412.7
412.6
412.6
412.6
412.5
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