Headon Beds Formation

Geology

Members: unnamed (12), Lower (2), Mammal Bed (1), Middle (3), Rolled-bone (1), Upper (2)

Lithologies: not reported (1), claystone (15), sandstone (5), marl (6), packstone (2), "limestone" (3), lignite (1)

Paleoenvironments: marine indet. (5), terrestrial indet. (2), marginal marine indet. (2), fluvial indet. (1)

Age range: Late/Upper Eocene or 37.71000 to 33.90000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Late/Upper Eocene37.71 - 33.9United Kingdom (40772)
Late/Upper Eocene37.71 - 33.9United Kingdom (England) (39233 39236 39249 39250 39292 39299 39662 39664 39666 39828 39838 39840 39841 39853 40028 40029 40030 40769 40770 40771 40887 40890 40893 41499 41500 41502 181272)
Priabonian37.71 - 33.9United Kingdom (England) (27663 39643 39665 39667 79433)