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Pterospathodus amorphognathoides lennarti
572
Type
Zone
Age range
435.8–435.5
Ma
International Timescale
Llandovery
Telychian
Conodont Zonation
Pterospathodus amorphognathoides lithuanicus
Pterospathodus amorphognathoides lennarti
Pterospathodus amorphognathoides angulatus
435.80
435.78
435.76
435.74
435.72
435.70
435.68
435.66
435.64
435.62
435.60
435.58
435.56
435.54
435.52
435.50
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