Anticosti Island, Baie Lafayette, Gun River Fm, sample C98 (Silurian to of Canada)

Where: Quebec, Canada (49.6° N, 63.8° W: paleocoordinates 21.2° S, 36.1° 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: deep subtidal ramp; limestone

• the Gun River Formation represents a quiet, deeper-water setting and shows some shallowing toward the top where the Pentamerus brachiopod community is developed.
• argillaceous, mud-dominated ramp

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 142779: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 16.04.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Conodonta
 Panderodontida - Panderodontidae
"Panderodus recurvatus" = Panderodus panderi, Panderodus unicostatus
"Panderodus recurvatus" = Panderodus panderi Stauffer 1940 conodont
Panderodus unicostatus Branson and Mehl 1933 conodont
 Belodellida - Belodellidae
Walliserodus curvatus
Walliserodus curvatus Branson and Branson 1947 conodont
 Prioniodontida -
Oulodus jeannae, Pseudooneotodus beckmanni
Oulodus jeannae Sweet and Schönlaub 1975 conodont
Pseudooneotodus beckmanni Bischoff and Sannemann 1958 conodont
 Ozarkodinida -
Ozarkodina clavula, Ozarkodina pirata, Ozarkodina hassi
Ozarkodina pirata Uyeno and Barnes 1983 conodont
Ozarkodina hassi Pollock et al. 1970 conodont