Neuquén Group

Geology

Formations: unnamed (6), Anacleto (34), Bajo de la Carpa (28), Candeleros (46), Cerro Lisandro (7), Huincul (16), Los Bastos (2), Plottier (14), Portezuelo (22), Rayoso (1), Sierra Barrosa (4)

Lithologies: not reported (47), "siliciclastic" (1), claystone (5), mudstone (37), "shale" (1), siltstone (8), sandstone (104), gravel (2), conglomerate (6), marl (1), wackestone (1), "limestone" (3)

Paleoenvironments: terrestrial indet. (80), delta plain (5), fluvial indet. (29), alluvial fan (1), channel lag (2), coarse channel fill (2), "channel" (2), wet floodplain (3), dry floodplain (5), "floodplain" (11), crevasse splay (16), levee (1), fluvial-lacustrine indet. (2), fluvial-deltaic indet. (2), lacustrine - small (1), pond (3), lacustrine indet. (7), dune (2), interdune (6)

Age range: base of the Aptian to the top of the Campanian or 125.00000 to 72.10000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Aptian - Early/Lower Albian125.0 - 109.0Argentina (Neuquén) (127363)
Cenomanian100.5 - 93.9Argentina (Neuquén) (51947 179480 196705 197261 203268 219571 219572 219573 219574 219575 219576)
Cenomanian - Late/Upper Turonian100.5 - 89.3Argentina (Neuquén) (146260)
Cenomanian - Campanian100.5 - 72.1Argentina (Chubut) (188427)
Early/Lower Cenomanian99.6 - 93.5Argentina (Neuquén) (28004 28460 45409 49409 49411 49412 51943 51944 51945 51948 51949 51950 58572 75888 80179 114528 123756 182581 182582 182583 217008)
Early/Lower Cenomanian99.6 - 93.5Argentina (Nequén) (224428)
Early/Lower Cenomanian99.6 - 93.5Argentina (Río Negro) (55364 116638 132347 206599 206600 225913 225914 225915)
Early/Lower Cenomanian99.6 - 93.5Argentina (Mendoza) (75276 98021 98022 98023 98024)
Early/Lower Cenomanian99.6 - 93.5Argentina (Rio Negro) (230159)
Late/Upper Cenomanian99.6 - 93.5Argentina (Neuquén) (51946 232695)
Late/Upper Cenomanian99.6 - 93.5Argentina (Mendoza) (149812)
Early/Lower Cenomanian - Turonian99.6 - 89.8Argentina (Neuquén) (131417)
Late/Upper Cenomanian - Turonian99.6 - 89.8Argentina (Neuquén) (28458 51981 55351 58981 85501 85571 123202 226993)
Late/Upper Cenomanian - Turonian99.6 - 89.8Argentina (Río Negro) (67296 219515)
Middle Cenomanian - Early/Lower Turonian99.6 - 89.3Argentina (Río Negro) (180530)
Middle Turonian - Late/Upper Turonian93.5 - 89.3Argentina (Río Negro) (61237 131879 131880)
Middle Turonian - Late/Upper Turonian93.5 - 89.3Argentina (Neuquén) (49097 49098)
Middle Turonian - Late/Upper Turonian93.5 - 89.3Argentina (Mendoza) (149813 153997)
Late/Upper Turonian - Coniacian93.5 - 86.3Argentina (Neuquén) (169931)
Late/Upper Turonian - Early/Lower Coniacian93.5 - 85.8Argentina (Neuquén) (75050 48174 48461 49415 55264 55272 55443 74072 79953 87412 118307 219376 219650 221143 221144 232343)
Late/Upper Turonian - Early/Lower Coniacian93.5 - 85.8Argentina ( Neuquén) (230241)
Late/Upper Turonian - Early/Lower Coniacian93.5 - 85.8Argentina (Mendoza) (86486 86487 86488)
Coniacian89.8 - 86.3Argentina (Neuquén) (216699 232342)
Coniacian - Santonian89.8 - 83.6Argentina (Neuquén) (219385)
Early/Lower Coniacian - Middle Coniacian89.3 - 85.8Argentina (Mendoza) (86485 86489)
Late/Upper Coniacian89.3 - 85.8Argentina (Neuquén) (200297)
Middle Coniacian - Late/Upper Coniacian89.3 - 85.8Argentina (Neuquén) (55444)
Middle Coniacian - Late/Upper Coniacian89.3 - 85.8Argentina (Mendoza) (35285)
Late/Upper Coniacian - Early/Lower Santonian89.3 - 83.5Argentina (Mendoza) (73487 73488 175912 175913 204920 219506 219513 219514)
Late/Upper Coniacian - Early/Lower Santonian89.3 - 83.5Argentina (Neuquén) (51572 55445 74746 114109 117450)
Late/Upper Coniacian - Early/Lower Santonian89.3 - 83.5Argentina (Río Negro) (88181)
Santonian86.3 - 83.6Argentina (Neuquén) (13305 32368 47796 47797 47808 47810 51569 58749 63679 112698 114543 114545 114762 114765 128567 147178 176562 196207 197477 219649 232217)
Santonian86.3 - 83.6Argentina (Río Negro) (84309 45407 47798 51581 114763)
Santonian86.3 - 83.6Argentina (Mendoza) (149816)
Santonian - Early/Lower Campanian86.3 - 70.6Argentina (Neuquén) (61666 84310)
Middle Santonian85.8 - 83.5Argentina (Neuquén) (56157)
Early/Lower Campanian83.5 - 70.6Argentina (Río Negro) (51579)
Early/Lower Campanian - Middle Campanian83.5 - 70.6Argentina (Mendoza) (90139 118212 166340)
Early/Lower Campanian - Middle Campanian83.5 - 70.6Argentina (Río Negro) (32339 51573 51580 52437 55740 67094 82494 114716 164849 219390 221363 230118)
Early/Lower Campanian - Middle Campanian83.5 - 70.6Argentina (Neuquén) (22637 28461 51578 61454 61455 61456 61457 61458 86439 91171 111795 117447 131419 132353 150375 219307 219308 219310 224401)