Also known as Restudied Cyclomedusa plexus, Rawnsley Quartzite - Weiguo, 1986
Where: South Australia, Australia (30.0° S, 138.0° E: paleocoordinates 16.6° N, 165.2° W)
• basin-level geographic resolution
When: White Sea other zone, Ediacara Member (Rawnsley Quartzite Formation), Ediacaran (635.0 - 541.0 Ma)
• Stratigraphy shows wavey bedding/regular cycles of intertidal sedimentation. The fossil remains are embedded by fine silts with some found on bases of weathered slabs and some on freshly exposed lower-bedding plane surfaces.
• formation-level stratigraphic resolution
Environment/lithology: marine; lithified sandstone
Size class: macrofossils
Preservation: cast
Collection methods: Collection is a compilation of 30 years of collecting by Australian geologists and paleontologists of the Department of Geology, University of Adelaide and the South Australian Museum.
Primary reference: S. Weiguo. 1986. Precambrian mudusoids:the Cyclomedusa plexus and Cyclomedusa-like pseudofossils. Precambrian Research 31:325-360 [M. Patzkowsky/P. Borkow]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 6852: authorized by Mark Patzkowsky, entered by Phil Borkow on 31.03.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
Spriggia | |
Aspidella terranovica | |
"Cyclomedusa plana" = Aspidella terranovica, "Cyclomedusa gigantea" = Aspidella terranovica, "Cyclomedusa davidi" = Aspidella terranovica, "Spriggia wadeae n. sp." = Aspidella terranovica
"Cyclomedusa plana" = Aspidella terranovica Billings 1872
"Cyclomedusa gigantea" = Aspidella terranovica Billings 1872
"Cyclomedusa davidi" = Aspidella terranovica Billings 1872
"Spriggia wadeae n. sp." = Aspidella terranovica Billings 1872 |