Where: Western High Atlas, Morocco (31.2° N, 7.9° W)
• Paleocoordinates: 24.9° N, 10.8° E (Wright 2013)
• coordinate based on political unit
• outcrop-level geographic resolution
When: Tadhart Formation, Aptian (121.4 - 113.2 Ma)
• formation-level stratigraphic resolution
Environment/lithology: lime mudstone
Primary reference: J. Rey, J. Canerot, B. Peybernes, K. Tal-Eddine, and J.-P. Thieuloy. 1988. Lithostratigraphy, biostratigraphy and sedimentary dynamics of the Lower Cretaceous deposits on the northern side of the western High Atlas (Morocco). Cretaceous Research 9(2):141-158 [M. Patzkowsky/K. Layou/A. Clement]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 2070: authorized by Mark Patzkowsky, entered by Karen Layou on 21.06.1999
Creative Commons license: CC0 (CC0)
Taxonomic list
unclassified | |
Cephalopoda | |
| |
Cheloniceras sp., "cf. Cheloniceras subnodosocostatum" = Epicheloniceras subnodosocostatum
Cheloniceras sp. Hyatt 1903 ammonite
"cf. Cheloniceras subnodosocostatum" = Epicheloniceras subnodosocostatum Sinzow 1906 ammonite originally entered as "Cheloniceras cf. subnodosocostatum"
| |
Tropaeum sp. Sowerby 1837 ammonite
Australiceras sp. Whitehouse 1926 ammonite | |
Echinoidea | |
Hemidiadema rugosum sea urchin | |
Tetragramma dumasi sea urchin | |
Hyposalenia lardyi sea urchin | |
Epiaster restrictus heart urchin | |
Toxaster villei heart urchin | |
Discoides peroni sea urchin |