Rosario Formation, Group

Geology

Formations: unnamed (2), Cabrillo (1), Point Loma (16)

Members: unnamed (35), lower (1), Upper (1)

Lithologies: not reported (78), "siliciclastic" (24), claystone (5), mudstone (26), "shale" (3), siltstone (9), sandstone (49), conglomerate (9)

Paleoenvironments: marine indet. (26), terrestrial indet. (79), marginal marine indet. (9), coastal indet. (18), shoreface (1), offshore (1), submarine fan (1), fluvial indet. (13), fine channel fill (1), wet floodplain (5), "floodplain" (3), crevasse splay (2), fluvial-lacustrine indet. (1), lacustrine delta plain (1)

Age range: base of the Induan to the top of the Early/Lower Maastrichtian or 252.17000 to 66.00000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Induan - Olenekian252.17 - 247.2Brazil (Rio Grande do Sul) (93720 94112 99230 99231 99232 99233 99234)
Anisian - Ladinian247.2 - 237.0Brazil (Rio Grande do Sul) (106507)
Ladinian242.0 - 237.0Brazil (Rio Grande do Sul) (36274 48659 72140 72141 92807 92809 93693 99237 99363 99365 99368 99374 99412 99413 99414 99415 99416 99417 99418 99419 99420 99421 99422 99423 99424 99425 105523 105524 105525 105527 105529 105604 105826 105827 105828 105829 105830 106504 107352 107353 117926 175574)
Ladinian - Carnian242.0 - 228.0Brazil (Rio Grande do Sul) (99377)
Carnian237.0 - 228.0Brazil (Rio Grande do Sul) (98598 53152 175578 203745)
Carnian - Norian237.0 - 208.5Brazil (Rio Grande do Sul) (13220 25307 38250 56188 56189 72086 72088 72089 72090 72136 72137 72138 72139 88201 88202 88203 88204 88205 88206 92319 92320 98623 99381 99382 99406 99407 99408 99409 99410 99411 102345 102346 105825 175572 175573)
Tuvalian232.0 - 221.5Brazil (Rio Grande do Sul) (196709)
Norian228.0 - 208.5Brazil (Rio Grande do Sul) (45513 55442 55446 72087 97203 99665 99815 102339 102340 102348 105530 141243 157877 175577)
Early/Lower Jurassic201.4 - 174.7Mexico (Oaxaca) (24724)
Middle Jurassic174.7 - 161.5Mexico (Oaxaca) (24725)
Campanian - Maastrichtian83.6 - 66.0Mexico (119462)
Campanian - Maastrichtian83.6 - 66.0Mexico (Baja California) (45697 45700 87374)
Late/Upper Campanian83.5 - 70.6Mexico (Baja California) (185187 233831)
Late/Upper Campanian83.5 - 70.6USA (California) (60806 99312 99313 139649 176400 176402)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0Mexico (119461)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0Mexico (Baja California) (185185 190523 190524 190525 190526 190527 190528 190529 190530 190531 190532 190533 200117 220409)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0USA (California) (176399 176401 176951 219083 220382 220383 229164 229165)
Late/Upper Campanian - Maastrichtian83.5 - 66.0Mexico (120344)
Maastrichtian72.1 - 66.0USA (California) (55360 87393)
Maastrichtian72.1 - 66.0Mexico (Baja California) (126661 158099)
Early/Lower Maastrichtian70.6 - 66.0Mexico (Baja California) (72061 72062 72063 72108 86866 86867 180424 180425 180427 180428 180429 180431 220452)
Early/Lower Maastrichtian70.6 - 66.0USA (California) (72060 72064 176952)