ammonites
Denmark Hill, Bed H (Simmonds collection) (Triassic of Australia)

Where: Queensland, Australia (27.6° S, 152.8° E: paleocoordinates 58.2° S, 125.5° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Blackstone Formation (Ipswich Coal Measures Group), Carnian (235.0 - 221.5 Ma)

• Insect bed is about 50 feet above the Bluff coal seam and 50 feet below the Aberdare coal seam. fossil bed is 15 cm thick

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; lithified, gray, sandy siltstone

• "Coal seams are known above & below the fossiliferous sequence indicating a lacustrine environment." Jell, 2004
• 15 inches thick and made up of a very slightly weathered dark greyish shale.

Size classes: macrofossils, mesofossils

Preservation: mold/impression, adpression

Collected by Simmonds

Primary reference: R. Etheridge Jr. and A. S. Olliff. 1890. The Mesozoic and Tertiary insects of New South Wales. Memoirs of the Geological Survey of New South Wales, Palaeontology 7:1-12 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 111854: authorized by Matthew Clapham, entered by Jered Karr on 29.06.2011

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)