(1997) established Tonganoxichnus for invertebrate body imprints from the upper carboniferous
Tonganoxie sandstone of Kansas; they included two ichnospecies, Tonganoxichnus buildexensis and Tonganoxichnus ottawensis, within the genus.
Akbra (Upper Carboniferous
to Lower Permian) Fm is considered roughly contemporaneous with and consisting mostly of mudstone of fluvio-glacial sediments - equivalent to the Unayzah Fm in southern Saudi Arabia.
The hydrogeological cross-section of the USCB Upper Carboniferous
reveals aquifers, mostly porous and fractured, consisting of sandstones and conglomerates.
(2005): Age and tectonostratigraphic significance of the Upper Carboniferous
series in the basement of the Andean Frontal Cordillera: Geodynamic implications.
The USCB is surrounded by a range of Upper Carboniferous
coal-bearing formations and partially by fault lines.
By analogy with the Korat syncline, a complex system of graben may be present and may be filled with Upper Carboniferous
to Lower Permian and Upper Permian to Middle Triassic terrigenous-carbonate and volcanoclastic units, with a total thickness exceeding 1000m.
(1983): The genesis of algal nodule limestone from the Upper Carboniferous
(San Emiliano Formation) of N.W.
The creature lived in the Upper Carboniferous
period, when many of the coal seams in Britain were formed.
Reassigned and new basal Archaeorthoptera from the Upper Carboniferous
of Mazon Creek (IL, USA).
Contrasting behavioral and feeding strategies recorded by tidal-flat bivalve trace fossils from the Upper Carboniferous
of eastern Kansas.
A new Upper Carboniferous
whip scorpion (Arachnida: Uropygi: Thelyphonida) with a revision of the British Carboniferous Uropygi.
Cuticles of Lescuropteris genuina from the Stephanian (Upper Carboniferous
) of Central France: Evidence for a climbing growth habit.