Lexicon
Intervals
Macrostrat
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Early Cambrian
130
Type
Epoch
Age range
538.8–511
Ma
International Timescale
Cambrian
Series 2
Stage 4
Stage 3
Terreneuvian
Stage 2
Fortunian
Ediacaran
Custom COSUNA
Middle Cambrian
Early Cambrian
COSUNA
Middle Cambrian
Early Cambrian
Russian Epochs
Middle Cambrian
Early Cambrian
Late Vendian
540
538
536
534
532
530
528
526
524
522
520
518
516
514
512
510
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