Merced Formation

Geology

Members: unnamed (17)

Lithologies: not reported (2), "siliciclastic" (3), siltstone (1), sandstone (8), conglomerate (3)

Paleoenvironments: marine indet. (8), terrestrial indet. (1), coastal indet. (8)

Age range: base of the Maastrichtian to the top of the Middle Pleistocene or 72.20000 to 0.12900 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Campanian - Maastrichtian83.6 - 66.0Uruguay (Río Negro) (52094)
Campanian - Maastrichtian83.6 - 66.0Uruguay (Florida) (224192)
Campanian - Maastrichtian83.6 - 66.0Uruguay (Soriano) (219562)
Maastrichtian72.2 - 66.0USA (California) (185759)
Pliocene5.333 - 2.58USA (California) (96887)
Blancan4.7 - 1.4USA (California) (75784 75785)
Late/Upper Pliocene3.6 - 2.58USA (California) (96571 96572 96573 203609)
Late/Upper Pliocene - Early/Lower Pleistocene3.6 - 0.774USA (Washington) (71109 71110 71111)
Late/Upper Pliocene - Early/Lower Pleistocene3.6 - 0.774USA (Oregon) (71106 71107 71108)
Ionian0.774 - 0.129USA (California) (183506)
Middle Pleistocene0.774 - 0.129USA (California) (226473 226539)