Where: Tennessee (35.5° N, 86.5° W: paleocoordinates 27.9° S, 64.2° W)
• basin-level geographic resolution
When: Arnheim Formation, Maysvillian (450.2 - 449.6 Ma)
• Maysvillian; Collection may include some of overlying Sequatchie Tongue
• formation-level stratigraphic resolution
Environment/lithology: lithified, shelly/skeletal packstone and mudstone
Size classes: macrofossils, mesofossils
Preservation: original calcite
Primary reference: C. W. Wilson. 1949. Pre-Chattanooga stratigraphy in Central Tennessee. Tennessee Division of Geology Bulletin 56:1-415 [S. Holland/S. Holland]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 5390: authorized by Steven Holland, entered by Steven Holland on 29.09.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Anthozoa | |
"Streptelasma rusticum" = Helicelasma rusticum
"Streptelasma rusticum" = Helicelasma rusticum Billings 1858 horn coral | |
Columnaria alveolata Goldfuss 1826 horn coral | |
Demospongiae | |
Heterospongia subramosa demosponge
Dystactospongia sp. Miller 1882 demosponge | |
Hindia sphaeroidalis Duncan 1879 demosponge | |
Gastropoda | |
Cyclonema fluctuatum James 1871 snail | |
"Lophospira bowdeni" = Paupospira bowdeni
"Lophospira bowdeni" = Paupospira bowdeni Safford 1869 snail | |
Stenolaemata | |
Rhombotrypa quadrata Rominger 1866 | |
Strophomenata | |
"Strophomena subtenta" = Strophomena vetusta James 1874
Strophomena concordensis Foerste 1909
Strophomena planumbona Hall 1847 | |
Rafinesquina alternata Conrad 1838 | |
Rhynchonellata | |
| |
Hebertella sinuata Hall 1847 | |
"Hebertella insculpta" = Glyptorthis insculpta
"Hebertella insculpta" = Glyptorthis insculpta Hall 1847 | |
"Dinorthis subquadrata" = Plaesiomys subquadratus, Dinorthis carleyi
"Dinorthis subquadrata" = Plaesiomys subquadratus Hall 1847
Dinorthis carleyi Hall 1860 | |
"Rhynchotrema capax" = Hiscobeccus capax, Rhynchotrema dentatum
"Rhynchotrema capax" = Hiscobeccus capax Conrad 1842 |