Passa Dois Group

Geology

Formations: Corumbataí (28), Irati (25), Rio do Rasto (12), Rio do Rastro (1), Teresina (2)

Lithologies: not reported (4), "siliciclastic" (1), claystone (1), mudstone (2), "shale" (10), siltstone (9), sandstone (15), conglomerate (1), breccia (2), "mixed carbonate-siliciclastic" (1), marl (4), lime mudstone (3), grainstone (4), "limestone" (15), dolomite (1), chert (2)

Paleoenvironments: marine indet. (3), terrestrial indet. (5), carbonate indet. (13), shallow subtidal indet. (2), delta plain (1), delta front (1), shoreface (1), offshore (7), fluvial indet. (1), fluvial-lacustrine indet. (1), lacustrine - large (5), lacustrine indet. (22)

Age range: base of the Artinskian to the top of the Changhsingian or 290.10000 to 251.90200 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Artinskian290.1 - 283.3Brazil (Ceará) (90216)
Artinskian290.1 - 283.3Brazil (São Paulo) (90192 90193 90214 90215 90217 90226 90339 90358 90429)
Artinskian290.1 - 283.3Brazil (Paraná) (90190 90227 90323 90341 90344 90423 90573)
Artinskian290.1 - 283.3Brazil (Rio Grande do Sul) (79927 90191)
Artinskian290.1 - 283.3Brazil (Goiás) (89833 89839)
Artinskian - Kungurian290.1 - 274.4Brazil (Rio Grande do Sul) (230311)
Kungurian283.3 - 274.4Brazil (São Paulo) (137840)
Kungurian283.3 - 274.4Brazil (Rio Grande do Sul) (116120)
Roadian - Capitanian274.4 - 259.51Brazil (Rio Grande do Sul) (171380 171381 176058)
Roadian - Wuchiapingian274.4 - 254.14Brazil (Santa Catarina ) (184288)
Wordian - Capitanian266.9 - 259.51Brazil (Parana) (134807)
Wordian - Capitanian266.9 - 259.51Brazil (Rio Grande do Sul) (78657 185751)
Wordian - Wuchiapingian266.9 - 254.14Brazil (São Paulo) (10177 10178 10179)
Wordian - Wuchiapingian266.9 - 254.14Brazil (Paraná) (185753 186658)
Capitanian264.28 - 259.51Brazil (29470)
Capitanian - Wuchiapingian264.28 - 254.14Brazil (São Paulo) (197298 206326 206327 206328 206335 206336 206337 206338 206349 206350 206351 206352 206353 206354 206355 206356 206357 206358 206359 206360 206361 206362 206363 206364 206753)
Wuchiapingian259.51 - 254.14Brazil (29482 29495)
Lopingian259.51 - 251.902Brazil (Paraná) (197299)
Wuchiapingian - Changhsingian259.51 - 251.902Brazil (29474 29494)
Changhsingian - Wuchiapingian254.14 - 254.14Brazil (29481)