Lexicon
Intervals
Macrostrat
Search
Macerodus dianae
544
Type
Zone
Age range
480–479.8
Ma
International Timescale
Early Ordovician
Tremadocian
Conodont Zonation
Acodus delatus/Oneotodus costatus
Macerodus dianae
Rossodus manitouensis
480.00
479.99
479.98
479.97
479.96
479.95
479.94
479.93
479.92
479.91
479.90
479.89
479.88
479.87
479.86
479.85
479.84
479.83
479.82
479.81
479.80
Details and map
View on map
View in Sift