Where: Missouri (39.4° N, 91.1° W: paleocoordinates 21.8° S, 37.0° W)
• coordinate estimated from map
• local area-level geographic resolution
When: Upper Member (Burlington Formation), Tournaisian (358.9 - 346.7 Ma)
• White Ledge = beds with white cherts. lower Burlington, White Chert Beds; Cryptoblastus melo zone. PJW: White Chert beds are part of the Dolbee Creek member
• group of beds-level stratigraphic resolution
Environment/lithology: deep subtidal; lithified limestone and lithified chert
Size class: macrofossils
Primary reference: C. R. Keyes. 1894. Paleontology of Missouri, part I. Missouri Geological Survey 4:143-225 [G. Webster/G. Webster]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 230535: authorized by Pete Wagner, entered by Pete Wagner on 29.06.2023
Creative Commons license: CC BY (attribution)
Taxonomic list
Blastoidea | |
Hadroblastus whitei Hall 1861 blastoid | |
Schizoblastus sayi Shumard 1855 blastoid |