Virgin Hills Fm. Ammonoids, Loc. Ta, Stufe II-beta, Famennian, Canning Basin (Devonian of Australia)

Where: Western Australia, Australia (18.0° S, 125.5° E: paleocoordinates 21.4° S, 117.9° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Virgin Hills Formation, Famennian (372.2 - 358.9 Ma)

• Ammonoid Stufe II-beta.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; red limestone and calcareous siltstone

• Marginal slope and basin facies of the reef complex.
• "The Virgin HIlls Formation averages approximately 300 meters in thickness in the study area and consists of bright red limestone, calcareous siltstone, shale, and sandstone." Monograph doesn't really give information needed to partition individual collecting localities into different lithologies.

Collection methods: Combined Ta through Tn. Author gives specimen counts.

Primary reference: M. S. Petersen. 1975. Upper Devonian (Famennian) ammonoids from the Canning Basin, Western Australia. Paleontological Society Memoir 8:1-55 [M. Foote/M. Foote/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 39072: authorized by Michael Foote, entered by Michael Foote on 19.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Monograph devoted to ammonoids only.
Cephalopoda
 Goniatitida - Cheiloceratidae
Torleyoceras sp. n. sp. Wedekind 1918 ammonite
Torleyoceras oxyacantha Sandberger and Sandberger 1851 ammonite
 Goniatitida - Dimeroceratidae
Paratornoceras lentiforme Sandberger 1857 ammonite
Dimeroceras petterae Petersen 1975 ammonite
Dimeroceras padbergense Wedekind 1908 ammonite
Dimeroceras aff. mamilliferum Sandberger and Sandberger 1851 ammonite
 Goniatitida - Tornoceratidae
"Tornoceras (Tornoceras) simplex" = Tornoceras simplex, Epitornoceras peracutum
"Tornoceras (Tornoceras) simplex" = Tornoceras simplex von Buch 1832 ammonite
Epitornoceras peracutum Hall 1876 ammonite
 Goniatitida - Sporadoceratidae
Sporadoceras (Sporadoceras) biferum Phillips 1841 ammonite
Sporadoceras (Sporadoceras) latilobatum Schindewolf 1923 ammonite