Harper's Hill, Hunter Valley (Mitchell coll) (Permian of Australia)

Where: New South Wales, Australia (32.7° S, 151.5° E)

• Paleocoordinates: 63.4° S, 172.3° E (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Allandale Formation, Sakmarian (293.5 - 290.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified, volcaniclastic, gray, green sandstone

• A volcanic grit of greenish grey colour, consisting principally of feldspar, and being in some parts slightly, in other parts highly calcareous when the rock assumes a compact aspect

Size class: macrofossils

Preservation: mold/impression

Collected by T.L. Mitchell in 28, 1831

Primary reference: T.L. Mitchell. 1838. Three expeditions into the interior of eastern Australia 1-15 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 120458: authorized by Matthew Clapham, entered by Matthew Clapham on 13.11.2011

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Gastropoda
 Murchisoniina - Gosseletinidae
"Trochus oculus n. sp." = Keeneia ocula
"Trochus oculus n. sp." = Keeneia ocula Sowerby 1838 snail
Bivalvia
 Pectinida - Eurydesmatidae
Eurydesma cordatum
Eurydesma cordatum Morris 1845 scallop
 Pholadomyida - Megadesmidae
Megadesmus globosus n. sp., "Megadesmus laevis n. sp." = Pyramus laevis, "Megadesmus cuneatus n. sp." = Pyramus laevis, "Megadesmus antiquatus n. sp." = Pyramus laevis
Megadesmus globosus n. sp. Sowerby 1838 clam
"Megadesmus laevis n. sp." = Pyramus laevis Sowerby 1838 clam
"Megadesmus cuneatus n. sp." = Pyramus laevis Sowerby 1838 clam
"Megadesmus antiquatus n. sp." = Pyramus laevis Sowerby 1838 clam