Locality 30. PW-16-74. 11½ kilometers east of Mount Keartland on north flank of James range 'A' Anticline (Ordovician of Australia)

Also known as 527 mm E x 353 mm N

Where: Northern Territory, Australia (24.2° S, 133.2° E: paleocoordinates 14.4° N, 164.4° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Sandstone Member (Stairway Formation), Darriwilian (467.3 - 458.4 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; fine-grained, brown, silty sandstone

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

Size class: macrofossils

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 79154: authorized by Pete Wagner, entered by Pete Wagner on 26.02.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Bivalvia
 Afghanodesmatida - Eritropidae
Eritropis opiformis n. gen.
Eritropis opiformis n. gen. Tate 1896 clam
 Nuculanida - Malletiidae
Johnmartinia orbicularis, Johnmartinia cordata
Johnmartinia cordata Pojeta and Gilbert-Tomlinson 1977 clam
 Ostreida - Pterineidae
Denticelox tortuosa n. gen.
Denticelox tortuosa n. gen. Tate 1896 oyster