Urumaco Formation

Geology

Members: unnamed (22), Inferior (1), Lower (3), Medio (8), Middle (10), Superior (12), Upper (28)

Lithologies: not reported (9), "siliciclastic" (6), claystone (8), mudstone (22), "shale" (27), siltstone (4), sandstone (41), "limestone" (1)

Paleoenvironments: marine indet. (7), terrestrial indet. (20), coastal indet. (4), estuary/bay (7), lagoonal (6), delta plain (9), delta front (1), prodelta (1), deltaic indet. (2), shoreface (1), "channel" (1), "floodplain" (13), fluvial-deltaic indet. (12)

Age range: base of the Laventan to the top of the Messinian or 13.80000 to 5.33300 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Middle Miocene15.98 - 11.63Venezuela (Falcon) (152543)
Middle Miocene - Late/Upper Miocene15.98 - 5.333Venezuela (Falcón) (211915)
Serravallian13.82 - 11.63Venezuela (277937 277938)
Laventan13.8 - 11.0Venezuela (Falcon) (146407)
Tortonian11.63 - 7.246Venezuela (Falcon) (81491 136777)
Tortonian11.63 - 7.246Venezuela (Falcón) (196742)
Tortonian11.63 - 7.246Venezuela (277939 277940 277941 277942 277943)
Late/Upper Miocene11.63 - 5.333Venezuela (92751 96488 181308)
Late/Upper Miocene11.63 - 5.333Venezuela ( Falcón) (136218)
Late/Upper Miocene11.63 - 5.333Venezuela (Falcon) (60803 61032 61040 135500 136767 136776 136778 143319 143321 143516 143517 143518 146290 146416 146421 146422 146423 146424 146425 146426 146427 146428 146429 146430 146431 146432 146433 146446 146447 146448 146449 146450 146451 146452 147462 147463 147464 147465 147467 155789 155790 182999 183008 183010 198252 228732 228733)
Late/Upper Miocene11.63 - 5.333Venezuela (Falcón) (63520 99403 136769 144595 144849 174730 183009 198253 207049 219762)
Tortonian - Messinian11.63 - 5.333Venezuela (277944 277945)
Huayquerian8.0 - 5.0Venezuela (Falcón) (99401 99402 99404)
Huayquerian8.0 - 5.0Venezuela (Falcon) (145365 203983 203984)
Messinian7.246 - 5.333Venezuela (277946 277947)