Gascoyne River District (GSWA collection) (Permian of Australia)

Where: Western Australia, Australia (25.2° S, 115.5° E: paleocoordinates 60.0° S, 99.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified lithology not reported

Size class: macrofossils

Collected by Gibb Maitland

• Repository: Geological Survey of Western Australia

Primary reference: R. Etheridge Jr. 1903. Descriptions of Carboniferous fossils from the Gascoyne District, Western Australia, collected by Mr. A. Gibb Maitland, government geologist. Western Australia Geological Survey Bulletin 10:1-31 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131540: authorized by Matthew Clapham, entered by Matthew Clapham on 26.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Spiriferida - Spiriferidae
""Spirifera" sp." = Spirifer
""Spirifera" sp." = Spirifer Sowerby 1818
 Athyridida - Athyrididae
"Cleiothyris macleayana" = Cleiothyridina macleayana
"Cleiothyris macleayana" = Cleiothyridina macleayana Etheridge 1889
Stenolaemata
 Cystoporida - Goniocladiidae
"Aetomacladia ambrosioides n. gen. n. sp." = Ramipora ambrosioides1
"Aetomacladia ambrosioides n. gen. n. sp." = Ramipora ambrosioides1 Bretnall 1926
On GSWA 2/2405
 Cryptostomata - Fenestellidae
Fenestella affluensa n. sp.1, "Fenestella horologia n. sp." = Alternifenestella horologia1
Fenestella affluensa n. sp.1 Bretnall 1926
On GSWA 2/2405
"Fenestella horologia n. sp." = Alternifenestella horologia1 Bretnall 1926
On GSWA 2/2405
 Rhabdomesida - Rhabdomesidae
"Rhabdomeson bispinosa n. sp." = Rhabdomeson bispinosum2
"Rhabdomeson bispinosa n. sp." = Rhabdomeson bispinosum2 Crockford 1944
Listed as Fossil Hill but slab number corresponds to Gascoyne River