Fossil Cliff sample 142, Irwin River Area (Permian of Australia)

Where: Western Australia, Australia (28.9° S, 115.5° E: paleocoordinates 63.6° S, 97.9° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Fossil Cliff Member (Holmwood Formation), Sakmarian (295.5 - 290.1 Ma)

• 11.65 m above base of formation

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified sandstone

Size classes: mesofossils, microfossils

Collection methods: chemical, acetic,

Primary reference: D. Ferdinando. 2001. Ostracode and foraminiferal taxonomy and paleoecology of the Holmwood Shale, northern Perth Basin, Western Australia. 1-326 [M. Clapham/M. Clapham/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 108299: authorized by Matthew Clapham, entered by Matthew Clapham on 27.04.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Palaeocopida - Amphissitidae
Amphissites centronotus Ulrich and Bassler 1906 ostracod
 Palaeocopida - Kirkbyidae
Kirkbya mingenewensis Ferdinando 2001 ostracod
 Podocopida - Quasillitidae
Graphiadactyllis australae Crespin 1945 ostracod
 Podocopida - Healdiidae
Healdia crespinae Ferdinando 2001 ostracod
Healdia westraliaensis Ferdinando 2001 ostracod
Healdia chapmani Crespin 1945 ostracod
Healdia irwinensis Fleming 1985 ostracod
Cribroconcha ludbrookae Fleming 1985 ostracod
 Podocopida - Bairdiidae
Bairdia (Bairdia) cf. hassi Sohn 1960 ostracod
Bairdia (Bairdia) cf. beedei Ulrich and Bassler 1906 ostracod
Bairdiacypris "sp. A" Bradfield 1935 ostracod
 Podocopida - Bairdiocyprididae
Pseudobythocypris hockingi Ferdinando 2001 ostracod
 Leperditellocopida - Scrobiculidae
Roundyella ludbrookae Fleming 1985 ostracod
 Beyrichicopida - Youngiellidae
 Beyrichicopida - Aechminidae
Aechmina reticulata Ferdinando 2001 ostracod