The Denmark Hill Insect Bed is a Triassic fossil locality in the Denmark Hill Conservation Park of Ipswich, Queensland, Australia. Description It belongs to the Blackstone Formation (Ipswich Coal Measures Group) dated to the Carnian age (228.0 - 216.5 million years ago). Its coordinates are . Its paleogeographic coordinates are . The fossiliferous layer is located in between the Bluff coal seam and the Aberdare coal seam. It is thick and is composed greenish grey to brownish grey arenaceous shale. The existence of coal seams above and below the layer indicates that it may have once been a lake (lacustrine environment). The site is noted as a source of well-preserved insect fossils. See also List of fossil sites Chañares Formation, fossiliferous formation of the Ischigualasto-Villa Unión Basin, Argentina Ischigualasto Formation, contemporaneous fossiliferous formation of the Ischigualasto-Villa Unión Basin Molteno Formation, contemporaneous fossiliferous formation of Lesotho and South Africa Pebbly Arkose Formation, contemporaneous fossiliferous formation of Botswana, Zambia and Zimbabwe References Geologic formations of Australia Triassic Australia Carnian Stage Shale formations Lacustrine deposits Mesozoic paleontological sites of Australia Triassic paleontological sites Paleontology in Queensland Ipswich, Queensland 1890 in paleontology