Where: Quebec, Canada (49.5° N, 63.5° W: paleocoordinates 21.3° S, 36.0° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Gun River Formation, Rhuddanian to Rhuddanian (443.4 - 438.5 Ma)
• the lower half of the Llandovery (Lower Silurian) succession of Rhuddanian-
•early Aeronian age
Environment/lithology: open shallow subtidal; limestone
•with rare lenticular grainstone and with some thin interbedded
•shale.
Size classes: mesofossils, microfossils
Primary reference: S. Zhang and C. R. Barnes. 2002. A New Llandovery (Early Silurian) Conodont Biozonation and Conodonts from the Becscie,Merrimack, and Gun River Formations, Anticosti Island, Québec. Memoir (The Paleontological Society) [W. Kiessling/M. Krause]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 143193: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 19.04.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
| Conodonta | |
Panderodus unicostatus, "Panderodus recurvatus" = Panderodus panderi
Panderodus unicostatus Branson and Mehl 1933 conodont
"Panderodus recurvatus" = Panderodus panderi Stauffer 1940 conodont | |
|
Rexroadus kentuckyensis Branson and Branson 1947 conodont | |
|
Ozarkodina clavula conodont | |
|
Oulodus panamarensis conodont | |
"? Oulodus expansus" = Pseudolonchodina expansa
"? Oulodus expansus" = Pseudolonchodina expansa Armstrong 1990 conodont | |
|
Distomodus staurognathoides Walliser 1964 conodont | |