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Data sets Publications Expeditions Thesaurus
Lower Triassic  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Triassic
 ....Lower Triassic
NTIndunian
 Olenekian
 Bunter
 Dinwoody Formation
 Panchet Series
 Permian-Triassic boundary
 Scythian
 Serebryanka Formation
 Smithian
 Spathian
 Thaynes Formation
 Werfenian
RTMiddle Triassic
 Upper Triassic
 Hercynian Orogeny
 Cordevolian
 Goose Egg Formation
 Ivishak Formation
 Sadlerochit Group