Where: Henry County, Missouri (38.3° N, 94.0° W: paleocoordinates 5.3° S, 28.9° 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 and concretionary shale
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 70382: authorized by Pete Wagner, entered by Pete Wagner on 21.03.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Lingulata | |
Orbiculoidea missouriensis Shumard 1858 | |
Lingula carbonaria Shumard and Swallow 1858 | |
Rhynchonellata | |
"Neospirifer triplicatus" = Neospirifer dunbari King 1933
Neospirifer latus Dunbar and Condra 1932
Neospirifer cameratus Morton 1836 | |
Wellerella tetrahedra Dunbar and Condra 1932
Wellerella ? osagensis Shumard and Swallow 1858 | |
Composita subtilita Hall 1852 | |
Strophomenata | |
Desmoinesia muricatina Norwood and Pratten 1855 | |
Linoproductus distortus, Linoproductus echinatus, Linoproductus prattenianus, Linoproductus planiventralis
Linoproductus distortus Hoare 1960
Linoproductus echinatus Hoare 1960
Linoproductus prattenianus Norwood and Pratten 1855
Linoproductus planiventralis Hoare 1960 | |
Reticulatia huecoensis King 1931 | |
"Juresania nebrascensis" = Parajuresania nebrascensis
"Juresania nebrascensis" = Parajuresania nebrascensis Owen 1852 | |
"Mesolobus decipiens" = Mesolobus mesolobus decipiens, "Mesolobus lioderma" = Mesolobus mesolobus lioderma
"Mesolobus decipiens" = Mesolobus mesolobus decipiens Girty 1912
"Mesolobus lioderma" = Mesolobus mesolobus lioderma Dunbar and Condra 1932 | |
Derbyia crassa Meek and Hayden 1858 | |
Gastropoda | |
"Ianthinopsis regularis" = Soleniscus regularis, Soleniscus typicus, "Ianthinopsis primogenius" = Strobeus primogenius, Strobeus ? intercalaris
"Ianthinopsis regularis" = Soleniscus regularis Cox 1857 snail
Soleniscus typicus Meek and Worthen 1860 snail
"Ianthinopsis primogenius" = Strobeus primogenius Conrad 1835 snail
Strobeus ? intercalaris Meek and Worthen 1860 snail | |
"Naticopsis (Jedria) ventricosa" = Jedria ventrica
"Naticopsis (Jedria) ventricosa" = Jedria ventrica Norwood and Pratten 1855 snail | |
Euphemites carbonarius Cox 1857 snail | |
"Knightites (Cymatospira) montfortianus" = Cymatospira montfortianus, "Bellerophon (Pharkidonotus) percarinatus" = Pharkidonotus percarinatus
"Knightites (Cymatospira) montfortianus" = Cymatospira montfortianus Norwood and Pratten 1855 snail
"Bellerophon (Pharkidonotus) percarinatus" = Pharkidonotus percarinatus Conrad 1842 snail | |
Bivalvia | |
Limopteria subalata Beede and Rogers 1899 pearl oyster | |
Parallelodon sp. Meek and Worthen 1866 clam
Parallelodon obsoletus Meek 1871 clam | |
"Clinopistha radiata" = Edmondia radiata
"Clinopistha radiata" = Edmondia radiata Hall 1858 clam | |
Schizodus amplus Meek and Worthen 1870 clam | |
"Solemya radiata" = Acharax radiata
"Solemya radiata" = Acharax radiata Meek and Worthen 1860 Awning Clam | |
Cephalopoda | |
Pseudorthoceras knoxense McChesney 1859 | |
Parametacoceras bellatulum Miller and Owen 1934 | |
Metacoceras sp. Hyatt 1883 |