Cf. Rafinesquina-Zygospira Community (MacDaniels), Dillsboro Fm. (Ordovician of the United States)
Where: Indiana (39.4° N, 85.0° W: paleocoordinates 25.8° S, 60.3° W)
• coordinate based on nearby landmark
When: Dillsboro Formation, Late/Upper Ordovician (458.4 - 443.8 Ma)
• "U. Ord."
Environment/lithology: shallow subtidal; limestone and shale
• "intercalated thin sh and biomicrite ls (ecol. succession); shallow shelf (10-50 m); occasional storms. stable craton"
Size class: macrofossils
Primary reference: W. C. Parker. 1983. Fossil ecological successions in Paleozoic level bottom brachiopod-bryozoan communities. 1-217 [M. Uhen/J. Ju]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 398: authorized by Jack Sepkoski, entered by Mike Sommers on 03.12.1998
Creative Commons license: CC BY (attribution)
Taxonomic list
• "Parker, 1981. Parker thesis"
Show authors, comments, and common names
Crinoidea | |
| |
Gastropoda | |
Cyclonema sp. Hall 1852 snail | |
Bivalvia | |
Ambonychia sp. Hall 1847 clam | |
Pterinea sp. Goldfuss 1832 oyster | |
Rhynchonellata | |
| |
Zygospira sp. Hall 1862 | |
Platystrophia sp. King 1850 | |
Hebertella sp. Hall and Clarke 1892 | |
Onniella sp. Bancroft 1928 | |
Strophomenata | |
Strophomena sp. Rafinesque and De Blainville 1824 Sepkoski put Stroph. and Rafinesquina on same line, I split abundance% 50-50
| |
Rafinesquina sp. Hall and Clarke 1892 Sepkoski put Stroph. and Rafinesquina on same line, I split abundance% 50-50
| |
Lophophorata | |
Tentaculites sp. von Schlotheim 1820 | |
Stenolaemata | |
| |
Hallopora sp. Bassler 1911 | |
Trilobita | |
Flexicalymene sp. Shirley 1936 trilobite |