Unterrotliegend in which chronostratigraphic unit is the base: Ghzelianstatus: regionalin which chronostratigraphic unit is the top: Kungurianurl: http://www.stratigraphie.de/std2002/download/STD2002_large.pdf Read more about UnterrotliegendAdd new comment
Conemaugh Group Bibliographic references: The Sedimentological and Paleontological Characteristics of the Portersville Shale, Conemaugh Group, Southeast Ohioin which chronostratigraphic unit is the base: Moscovianrank: Group status: regionalin which chronostratigraphic unit is the top: Ghzelianurl: http://tin.er.usgs.gov/geology/state/sgmc-unit.php?unit=OHPAc%3B0 Read more about Conemaugh GroupAdd new comment
Virgilian rank: Age/Stage status: regionalurl: https://engineering.purdue.edu/Stratigraphy/resources/regcor.html Read more about VirgilianAdd new comment
Ghzelian Bibliographic references: International Stratigraphic Chartabsolute age of base: 303400kyerror in absolute age of base: 0%rank: Age/Stage status: global Read more about GhzelianAdd new comment
Hartford Limestone Member Bibliographic references: Surficial Geology of the Hamilton Quarry Area, Greenwood County, Kansasin which chronostratigraphic unit is the base: VirgilianContaining Unit: Topeka Limestone Formationrank: Member Read more about Hartford Limestone MemberAdd new comment