Johnny's Creek Anticline, N of King's Canyon [Carmichael Sandstone] (Ordovician of Australia)

Also known as RSN 87-2029H; Assemblage 4; Loc. 8 of Young (1997)

Where: Northern Territory, Australia (24.2° S, 131.6° E: paleocoordinates 11.2° N, 160.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Carmichael Sandstone Formation, Caradocian (460.9 - 449.5 Ma)

• STRATIGRAPHIC RELATIONS: From the Carmichael Sandstone, which overlies the Stokes Siltstone (Llanvirn). AGE: Caradocian or early Eastonian, on the basis of conodont biostratigraphy. STRATIGRAPHIC POSITION: Basal member of the Carmichael Sandstone, about 20 m above the base of the formation.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified sandstone

• SPECIFIC LITHOLOGY: Sandstone? LITHIFICATION: Lithified, on the basis of sample preparation.

Size class: macrofossils

Collected by Young

Collection methods: bulk, chemical, sieve,

• COLLECTOR: G. C. Young, 1980's. REPOSITORY: Commonwealth Palaeontological Collection, AGSO, Canberra, Australia.

Primary reference: G. C. Young. 1997. Ordovician Microvertebrate Remains from the Amadeus Basin, Central Australia. Journal of Vertebrate Paleontology 17(1):1-25 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90419: authorized by Austin Hendy, entered by Austin Hendy on 19.07.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to vertebrate taxa described in text. NOMENCLATURE: Authoritative publication with modern nomenclature and genus and species-resolution identifications where possible.
Pteraspidomorpha
 Arandaspida - Arandaspididae