La Meseta Formation

Geology

Group: Seymour Island

Members: unnamed (49), 1-2 (1), 6-7 (7), Acantilados (5), Acantilados I (1), Acantilados II (2), Campamento (3), Campamento I (1), Campamentos II (1), Cucullaea I (7), Cucullaea II (2), Cucullea I (14), Submeseta (8), Telm 1 (6), Telm 2 (4), TELM 3 (8), Telm 4 (5), TELM 4-5 (2), Telm 5 (21), Telm 6 (9), Telm 6-7 (1), Telm 7 (17), Telm4 (1), Telms 3-5 (1), Unit II (2), Unit III (3), Valle de Las Focas (1)

Lithologies: not reported (27), "siliciclastic" (24), claystone (1), mudstone (20), "shale" (3), siltstone (18), sandstone (112), conglomerate (9), "mixed carbonate-siliciclastic" (1)

Paleoenvironments: marine indet. (22), terrestrial indet. (5), open shallow subtidal (1), marginal marine indet. (3), coastal indet. (35), estuary/bay (32), lagoonal (20), paralic indet. (16), delta plain (4), delta front (12), prodelta (7), deltaic indet. (8), shoreface (5), transition zone/lower shoreface (11), fluvial indet. (1)

Age range: base of the Ypresian to the top of the Late/Upper Eocene or 56.00000 to 33.90000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Ypresian56.0 - 47.8Antarctica (120576 7296 32360 42446 52067 52457 57755 57760 57761 61094 75456 75457 81846 98515 99090 100188 100414 100491 152874 152875 152834 152862 152866 152867 152868 152873 153802 168812 168813 168814 168815 168816 168817 175618 191917 203480 203491 203500 203501 203504)
Ypresian56.0 - 47.8Antarctica (Seymour Island) (63547 63548 63549 63550 176084 176085 176087 176231 182804 187082)
Ypresian - Lutetian56.0 - 41.3Antarctica (38816 57739 57754 72399 72400 72401 72402 72403 72404 72405 168818 183434)
Ypresian - Lutetian56.0 - 41.3Antarctica (Seymour Island) (63551 133687 149633 149634 149635)
Eocene56.0 - 33.9Antarctica (153447 167931 207756 207757)
Eocene56.0 - 33.9Antarctica (Seymour Island) (31365 34278)
Lutetian47.8 - 41.3Antarctica (Seymour Island) (176083 176086)
Lutetian47.8 - 41.3Antarctica (152865 98330 98416 98514 173111 180150 191747 191748 191749 203481 203482 203483 203484 203486 203487 203493 203497 203498 203499 204997)
Lutetian - Bartonian47.8 - 38.0Antarctica (Seymour Island) (53666)
Lutetian - Bartonian47.8 - 38.0Antarctica (173112)
Lutetian - Priabonian47.8 - 33.9Antarctica (98517 203485 203488 203489 203490 203492 203494 203495 203496 203502 203503)
Bartonian41.3 - 38.0Antarctica (57735 57737 57738 57753 57757 57762 77358 149623 173113 180151 180207 191736 191737 191738 191739 191740 191741 191742 191743 191744 191745 191746)
Bartonian41.3 - 38.0Antarctica (Seymour Island) (63552)
Bartonian - Priabonian41.3 - 33.9Antarctica (31173 152876 152879 173115)
Bartonian - Priabonian41.3 - 33.9Antarctica (Seymour Island) (53668)
Priabonian38.0 - 33.9Antarctica (Seymour Island) (63553 100187 100190 100290 100475)
Priabonian38.0 - 33.9Antarctica (45723 57736 57756 57758 57759 100410 100413 100419 152871 152872 152675 152877 152878 191734 226397 226398)
Late/Upper Eocene37.2 - 33.9Antarctica (Seymour Island) (126151 204606 204607 204608 204609 204610 204611 204612)
Late/Upper Eocene37.2 - 33.9Antarctica (31366 72370 72387 72388 72389 72390 72391 72392 72393 72394 72395 72396 72397 72398 120887 186840 207511)