Fossil Cliff sample 75, 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)

• 5.55 m above base of formation

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified, brown, calcareous siltstone

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 108230: authorized by Matthew Clapham, entered by Matthew Clapham on 26.04.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Leperditellocopida - Scrobiculidae
Roundyella ludbrookae Fleming 1985 ostracod
 Beyrichicopida - Youngiellidae
Youngiella deweyensis Ferdinando 2001 ostracod
 Palaeocopida - Amphissitidae
Amphissites centronotus Ulrich and Bassler 1906 ostracod
 Palaeocopida - Hollinellidae
Hollinella pirajnoensis Ferdinando 2001 ostracod
 Platycopida - Indivisiidae
Sulcoindivisia crasquinsoleauella Ferdinando 2001 ostracod
 Podocopida - Healdiidae
Healdia irwinensis Fleming 1985 ostracod
Healdia gregoryi Ferdinando 2001 ostracod
Healdia petchorica Guseva 1971 ostracod
Healdia westraliaensis Ferdinando 2001 ostracod
Healdia crespinae Ferdinando 2001 ostracod
Healdia chapmani Crespin 1945 ostracod
 Podocopida - Quasillitidae
Graphiadactylloides flemingi Ferdinando 2001 ostracod
Graphiadactyllis jonesi Ferdinando 2001 ostracod
Graphiadactyllis australae Crespin 1945 ostracod
 Podocopida - Bairdiidae
Bairdiacypris "sp. A" Bradfield 1935 ostracod
Bairdia (Bairdia) grayi Crespin 1945 ostracod
Bairdia (Bairdia) cf. hassi Sohn 1960 ostracod
Bairdia (Bairdia) cf. beedei Ulrich and Bassler 1906 ostracod