Where: Davidson County, Tennessee (36.2° N, 86.8° W: paleocoordinates 27.4° S, 66.0° W)
• local area-level geographic resolution
When: Cannon Facies Member (Bigby-Cannon Formation), Shermanian (457.3 - 449.6 Ma)
• member-level stratigraphic resolution
Environment/lithology: limestone
Size class: macrofossils
Preservation: replaced with silica
Reposited in the USNM
Primary reference: E. O. Ulrich and W. H. Scofield. 1897. The Lower Silurian Gastropoda of Minnesota. The Paleontology of Minnesota 39(2):813-1081 [P. Wagner/P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 154415: authorized by Pete Wagner, entered by Pete Wagner on 19.02.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Oxydiscus cristatus" = Alaskadiscus cristatus
"Oxydiscus cristatus" = Alaskadiscus cristatus Safford 1869 snail | |
Carinaropsis cunulae Hall 1861 snail | |
"Bucania nashvillensis n. sp." = Loxobucania nashvillensis
"Bucania nashvillensis n. sp." = Loxobucania nashvillensis Ulrich and Scofield 1897 snail | |
Cyclonema varicosum Hall 1861 snail | |
Schizolopha textilis n. gen. n. sp.
Schizolopha textilis n. gen. n. sp. Ulrich and Scofield 1897 snail |