Where: Barton County, Missouri (37.5° N, 94.6° W: paleocoordinates 5.8° S, 29.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Tiawah Limestone Member (Cabaniss Formation), Desmoinesian (312.8 - 306.0 Ma)
• Given as Scammon formation within Cabaniss subgroup; this is the updated taxonomy
• group of beds-level stratigraphic resolution
Environment/lithology: limestone
Size class: macrofossils
Collection methods: U. Missouri
Primary reference: R. D. Hoare. 1961. Desmoinesian Brachiopoda and Mollusca from southwest Missouri. Missouri University Studies 36:1-262 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 70271: authorized by Pete Wagner, entered by Pete Wagner on 20.03.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
| Strophomenata | |
|
Desmoinesia muricatina Norwood and Pratten 1855 | |
"Eolissochonetes laevis" = Chonetes laevis, "Mesolobus lioderma" = Mesolobus mesolobus lioderma
"Eolissochonetes laevis" = Chonetes laevis Keyes 1888
"Mesolobus lioderma" = Mesolobus mesolobus lioderma Dunbar and Condra 1932 | |
| Rhynchonellata | |
|
Spirifer rockymontanus Marcou 1858 | |
"Neospirifer triplicatus" = Neospirifer dunbari, Neospirifer cameratus
"Neospirifer triplicatus" = Neospirifer dunbari King 1933
Neospirifer cameratus Morton 1836 | |
| Craniata | |
|
Petrocrania modesta White and St. John 1867 | |
| Gastropoda | |
"Naticopsis (Jedria) ventricosa" = Jedria ventrica
"Naticopsis (Jedria) ventricosa" = Jedria ventrica Norwood and Pratten 1855 snail | |
"Knightites (Cymatospira) montfortianus" = Cymatospira montfortianus
"Knightites (Cymatospira) montfortianus" = Cymatospira montfortianus Norwood and Pratten 1855 snail | |
|
Shansiella carbonaria Norwood and Pratten 1855 snail | |
| Bivalvia | |
|
Astartella concentrica Conrad 1842 clam | |