USGS professional paper · 1969 · 62 citations · 9 references
Natural SciencesEarth SciencesEcologyGeomorphologySedimentologyStratigraphyAltitudinal ZonationBiogeographic RegionsCarboniferous FlorasFacies AnalysisChronostratigraphic ZonationCorrelation Of Depositional UnitsLatitudinal ZonationMegafaunal DiversityMegafaunal EcologyZonal BoundariesZonation SchemesZone Boundaries
Comparison of zonation schemes Continued Identification in different depositional provinces.___ E19 Correlation of zone boundaries....-.-_.__-_ Post-Madison hiatus
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Carboniferous cephalopods of Arkansas
Mackenzie Gordon · USGS professional paper · 1964 · 153 citations · Full text
Life Sciences, Botany, Zoology +3