Wallumbilla Formation
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The Wallumbilla Formation is an Aptian geologic formation found in Australia. Plesiosaur and theropod remains are among the fossils that have been recovered from its strata.
Quick Facts Type, Unit of ...
Wallumbilla Formation | |
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Stratigraphic range: Aptian-Albian, ~125–101 Ma | |
Type | Geological formation |
Unit of | Rolling Downs Group |
Sub-units | Trimble Member, Ranmoor Member, Jones Valley Member, Doncaster Member, Coreena Member |
Underlies | Toolebuc & Griman Creek Formations |
Overlies | Cadna-Owie & Bungil Formations |
Thickness | 600 m (2,000 ft) |
Lithology | |
Primary | Mudstone, siltstone |
Other | Sandstone, limestone |
Location | |
Coordinates | 20.8°S 143.7°E / -20.8; 143.7 |
Approximate paleocoordinates | 60.2°S 124.4°E / -60.2; 124.4 |
Region | New South Wales Northern Territory Queensland South Australia |
Country | Australia |
Extent | Eromanga Basin |
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