Mount Nassau, Rayner-Geiss Creek (Grange Mudstone) (Permian of Australia)

Where: Tasmania, Australia (42.7° S, 147.2° E: paleocoordinates 77.4° S, 171.3° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Grange Mudstone Formation, Kungurian (279.3 - 272.3 Ma)

• Above the Berriedale Limestone and a lateral equivalent of the Deep Bay Formation.

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified mudstone

Size class: macrofossils

Preservation: mold/impression

Primary reference: M. J. Clarke. 1971. The fauna and age of Malbina A. Technical Reports - Tasmania Department of Mines 14:151-157 [M. Clapham/M. Clapham]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 105422: authorized by Matthew Clapham, entered by Matthew Clapham on 20.02.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Monticuliferidae
"Cancrinella farleyensis" = Costatumulus farleyensis
"Cancrinella farleyensis" = Costatumulus farleyensis Etheridge and Dun 1909
 Productida - Strophalosiidae
Wyndhamia jukesi Etheridge 1880
Rhynchonellata
 Spiriferida - Trigonotretidae
"Grantonia cracovensis" = Trigonotreta cracovensis, "Grantonia hobartensis" = Trigonotreta hobartensis
"Grantonia cracovensis" = Trigonotreta cracovensis Wass 1966
"Grantonia hobartensis" = Trigonotreta hobartensis Brown 1953
Stenolaemata
 Trepostomida - Stenoporidae
Stenopora crinita Lonsdale 1845
Bivalvia
 Pectinida - Deltopectinidae
Deltopecten limaeformis Morris 1845 scallop