Where: Banzart, Tunisia (37.3° N, 9.9° E: paleocoordinates 6.0° N, 11.0° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Bechateur Formation, Carnian (237.0 - 228.0 Ma)
• 30m of limestone have been assigned to Ladinian-Carnian by Salaj and Bajanid, 1972. They overthrust Ypresian limestones towards the SW by may have been stratigraphically superposed to siliciclastics (Anisian ?), presently not visible. These Triassic limestones (herein called 'Bechateur Formation'), alternatively microrhythmic, are interrupted by three successive key-beds
• group of beds-level stratigraphic resolution
Environment/lithology: marine; limestone
Size class: macrofossils
Primary reference: F. Kamoun, B. Peyernes, R. Ciszak and S. Calzada. 2001. Triassic palaeogeography of Tunisia. Palaeogeography, Palaeoclimatology, Palaeoecology 172:223-242 [D. Bottjer/N. Bonuso/N. Bonuso]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 42085: authorized by David Bottjer, entered by Nicole Bonuso on 23.07.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Modiola cf. subcarinata Bittner 1895 mussel
Modiola cf. gracilis Klipstein 1843 mussel | |
"Mytilus eduliformis" = Promysidiella eduliformis
"Mytilus eduliformis" = Promysidiella eduliformis Schlotheim 1820 clam |