Where: France (48.2° N, 0.0° E: paleocoordinates 62.4° S, 86.2° E)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Grès Armoricain Formation, Floian (477.7 - 470.0 Ma)
• Arenig
Environment/lithology: shoreface; poorly lithified, sandy, cherty/siliceous siliciclastic sediments
Size classes: macrofossils, mesofossils
Preservation: mold/impression
Primary reference: J.-L. Henry. 1980. Trilobites ordoviciens du Massif armoricain. Mémoires de la Société Géologique et Minéralogique de Bretagne 22:1-250 [D. Gendry/D. Gendry]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 174543: authorized by Damien Gendry, entered by Damien Gendry on 15.11.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Ogyginus armoricanus Tromelin and Lebesconte 1876 trilobite | |
Platycoryphe dangeardi Henry 1971 trilobite
Platycoryphe heberti Lebesconte 1887 trilobite |