Where: Illinois, Iowa (42.0° N, 90.5° W: paleocoordinates 21.3° S, 63.6° W)
• coordinate estimated from map
• basin-level geographic resolution
When: Sinsinawa Member (Wise Lake Formation), Edenian (451.0 - 450.2 Ma)
• member-level stratigraphic resolution
Environment/lithology: limestone
Size class: macrofossils
Primary reference: J. A. Catalani. 1987. Biostratigraphy of the Middle and Late Ordovician cephalopods of the Upper Mississippi Valley area. In R. E. Sloan (ed.), Middle and Late Ordovician lithostratigraphy and biostratigraphy of the Upper Mississippi Valley: Minnesota Geological Survey Report of Investigations 35 187-189 [S. Holland/T. Hanson/S. Bruning]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 23807: authorized by Steven Holland, entered by Tori Hanson on 21.07.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Lingulata | |
? Pseudolingula iowensis Owen 1844 | |
Rhynchonellata | |
"Lepidocyclus capax" = Hiscobeccus capax
"Lepidocyclus capax" = Hiscobeccus capax Conrad 1842 | |
Zygospira uphami, "Zygospira recurvirostris" = Anazyga recurvirostra
"Zygospira recurvirostris" = Anazyga recurvirostra Hall 1847 | |
Cyclospira bisulcata Emmons 1842 | |
Glyptorthis bellarugosa Conrad 1843 | |
"Plaesiomys meedsi" = Dinorthis meedsi
"Plaesiomys meedsi" = Dinorthis meedsi Winchell and Schuchert 1892 | |
Hesperorthis tricenaria Conrad 1843 | |
Paucicrura rogata Sardeson 1892 | |
Strophomenata | |
"Strophomena trilobita" = Strophomena trilobata
"Strophomena trilobita" = Strophomena trilobata Owen 1852 | |
Rafinesquina deltoidea Conrad 1838 | |
Sowerbyella minnesotensis Sardeson 1892 | |
Trilobita | |
Illaenus sp. Dalman 1827 trilobite | |
Isotelus gigas Dekay 1824 trilobite
Isotelus susae Whitfield 1882 trilobite | |
Ceraurus pleurexanthemus Green 1832 trilobite | |
"Encrinuroides vigilans" = Erratencrinurus vigilans
"Encrinuroides vigilans" = Erratencrinurus vigilans Hall 1847 trilobite |