Simpson Knolls, Simpson Collection, Mingenew (Permian of Australia)

Where: Western Australia, Australia (29.2° S, 115.5° E: paleocoordinates 62.3° S, 88.4° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Mingenew Formation, Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified sandstone

Size class: macrofossils

Preservation: cast, mold/impression, replaced with limonite

Collected by E.S. Simpson

• Repository: Geological Survey of Western Australia

Primary reference: R. Etheridge Jr. 1907. Fossils from Mingenew, Irwin River Coalfield, Western Australia, collected by Mr. E. S. Simpson, mineralogist and assayer. Geological Survey of Western Australia Bulletin 27:19-25 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 101512: authorized by Matthew Clapham, entered by Matthew Clapham on 23.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Linoproductidae
Coolkilella maitlandi n. sp. Archbold 1996
 Productida - Aulostegidae
"Taeniothaerus roberti" = Carilya roberti
"Taeniothaerus roberti" = Carilya roberti Archbold 1996
 Productida - Strophalosiidae
Echinalosia simpsoni n. sp. Archbold 1996
Mingenewia anomala Archbold 1980
Rhynchonellata
 Terebratulida - Beecheriidae
"Dielasma nobilis n. sp." = Hoskingia nobilis
"Dielasma nobilis n. sp." = Hoskingia nobilis Etheridge 1907
 Spiriferinida - Syringothyrididae
Syrella occidenta Archbold 1996
Cundaria aquilaformis n. gen. n. sp. Archbold 1996
Also mentioned as Spirifera sp. by Etheridge Jr., 1915
 Spiriferida - Trigonotretidae
Fusispirifer sp. Waterhouse 1966
Bivalvia
 Myalinida - Myalinidae
"Myalina mingenewensis" = Pseudomyalina mingenewensis
"Myalina mingenewensis" = Pseudomyalina mingenewensis Etheridge 1907 clam
 Pectinida - Heteropectinidae
"Deltopecten subquinquelineatus" = Etheripecten subquinquelineatus
"Deltopecten subquinquelineatus" = Etheripecten subquinquelineatus M'Coy 1847 scallop
 Mytilida - Mytilidae
"? Modiola sp." = Modiolus
"? Modiola sp." = Modiolus Lamarck 1801 mussel
Gastropoda
 Bellerophontida -
Bellerophontida indet. Ulrich and Scofield 1897 snail
Cyrtina carbonaria var. australasica