ammonites
Locality 61. LA 701. 7.5 kilometers northeast of Inindia Bore (Ordovician of Australia)

Also known as 566 mm E x 33 mm N LAKE AMADEUS

Where: Northern Territory, Australia (24.9° S, 131.9° E: paleocoordinates 13.3° N, 165.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Sandstone Member (Stairway Formation), Darriwilian (468.1 - 460.9 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; fine-grained, gray sandstone

• Decalcified silicified fine-grained grey sandstone with reddish-brown staining. (Thinly bedded, fine to medium clean sandstone; minor interbedded sandy limestone, coarse sandstone, medium silty sandstone, phophorite.)

Size class: macrofossils

Preservation: replaced with silica

Collected by J. Gilbert-Tomlinson & A.T. Wells in 1963

• CPC & QML specimens

Primary reference: J. Pojeta and J. Gilbert-Tomlinson. 1977. Australian Ordovician pelecypod molluscs. Bureau of Mineral Resources, Geology and Geophysics, Bulletin 174:1-64 [P. Wagner/P. Wagner/P. Wagner] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 79197: authorized by Pete Wagner, entered by Pete Wagner on 27.02.2008