BMR WB51, Keogh Hill (Permian of Australia)

Where: Western Australia, Australia (25.8° S, 115.7° E: paleocoordinates 60.5° S, 95.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Madeline Formation, Artinskian (290.1 - 279.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified siliciclastic sediments

Size class: macrofossils

Preservation: mold/impression

Primary reference: G. A. Thomas. 1958. The Permian Orthotetacea of Western Australia. Bureau of Mineral Resources, Geology and Geophysics Bulletin 39:1-158 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 85984: authorized by Matthew Clapham, entered by Matthew Clapham on 23.01.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Strophomenida - Rugosochonetidae
"Neochonetes (Sommeria) robustus" = Neochonetes (Sommeriella) robustus1
"Neochonetes (Sommeria) robustus" = Neochonetes (Sommeriella) robustus1 Archbold 1981
2 DV external molds, 1 VV internal mold
 Orthotetida - Schuchertellidae
Kiangsiella condoni Thomas 1958
 Productida - Strophalosiidae
Echinalosia prideri2 Coleman 1957
2 conjoined shells internal molds, 1 VV internal mold
Rhynchonellata
 Spiriferida - Trigonotretidae
"Neospirifer plicatus" = Quadrospira plicatus3
"Neospirifer plicatus" = Quadrospira plicatus3 Archbold and Thomas 1986
1 conjoined shell internal mold