När Formation

Age range: base of the Atdabanian to the top of the Late/Upper Pleistocene or 521.00000 to 0.01170 Ma
Collections

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Atdabanian - Botomian521.0 - 512.9Russian Federation (Gorny Altay) (225164)
Paibian497.0 - 494.0Antarctica (81112)
Dresbachian497.0 - 485.4Antarctica (Elsemere Island) (99793 99794 99795)
Arenig478.6 - 466.0Argentina (Salta) (57211)
Rangerian470.0 - 470.3Greenland (174314 174315 174316 174317)
Llandeilo461.1 - 458.4Greenland (122117)
Late/Upper Ordovician458.4 - 443.8USA (Iowa, Illinois) (28168)
Richmondian449.6 - 445.5USA (Illinois, Iowa) (23534)
Richmondian449.6 - 445.5USA (Iowa) (13204 13259 13260 23238 164471 192102 192092 219794)
Richmondian449.6 - 445.5USA (Illinois) (396)

Youngest occurrences

Time interval Ma Country or state PBDB collection number
Early/Lower Pleistocene2.588 - 0.781Greece (Ilia) (200096)
Early/Lower Pleistocene - Late/Upper Pleistocene2.588 - 0.0117USA (California) (223075)
Pleistocene2.588 - 0.0117Japan (Chiba) (204380 204384 204386 204387)
Pleistocene - Late/Upper Pleistocene2.588 - 0.0117India (Madhya Pradesh) (13457)
Calabrian1.8 - 0.774Kenya (Rift Valley) (21341 21347 21348 21349 21361)
Middle Pleistocene0.774 - 0.129USA (California) (223035 223036 223037 223038 223039)
Middle Pleistocene0.774 - 0.129Japan (Chiba) (102984)
Middle Pleistocene - Quaternary0.774 - 0.0India (Hoshangabad, Madhya Pradesh) (13447)
Late/Upper Pleistocene0.129 - 0.0117India (224304)
Late/Upper Pleistocene0.129 - 0.0117USA (California) (207041 222947 222973 223041 223042 223043 223044 223045 223046 223047 223048 223065 223066 223067 223068 223069 223070 223071 223072 223073 223074)