達瑞威爾階

Key facts

Geologic timespan.name

Darriwilian

Geologic timespan.color

Darriwilian

Geologic timespan.time_start

469.4

Geologic timespan.time_start_uncertainty

0.9

Geologic timespan.time_end

458.2

Geologic timespan.time_end_uncertainty

0.7

Geologic timespan.image_map

Earth 460 million years ago (Middle Ordivician).png

Geologic timespan.caption_map

Earth during the late Darriwilian stage (460 Ma)

Geologic timespan.timeline

Ordovician

Geologic timespan.name_formality

Formal

Geologic timespan.celestial_body

earth

Geologic timespan.usage