Portezuelo Formation
Geology
Group: Neuquén
Members: unnamed (23)
Lithologies: not reported (9), mudstone (1), siltstone (1), sandstone (13), gravel (2), conglomerate (3), "limestone" (3)
Paleoenvironments: terrestrial indet. (13), submarine fan (1), fluvial indet. (3), channel lag (2), "floodplain" (2), crevasse splay (3)
Collections
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Llandeilo | Argentina | (8892) | |
Late/Upper Turonian - Coniacian | Argentina (Neuquén) | (169931) | |
Late/Upper Turonian - Early/Lower Coniacian | Argentina (Neuquen) | (36947) | |
Late/Upper Turonian - Early/Lower Coniacian | Argentina (Mendoza) | (86486 86487 86488) | |
Late/Upper Turonian - Early/Lower Coniacian | Argentina (Neuquén) | (75050 48174 48461 49415 55264 55272 55443 74072 79953 87412 118307 219376 219650 221143 221144 232343) | |
Late/Upper Turonian - Early/Lower Coniacian | Argentina ( Neuquén) | (230241) | |
Coniacian | Argentina (Neuquén) | (232342) |