Where: Saudi Arabia (25.4° N, 45.3° E: paleocoordinates 0.3° S, 33.7° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Dhruma Formation, Late/Upper Bajocian (171.6 - 167.7 Ma)
• Ermoceras fauna, Limonitic cast bed approximately 86 to 87 m below the Micromphalites clay
• bed-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Reposited in the SM
Primary reference: W. J. Arkell. 1952. Jurassic ammonites from Jebel Tuwaiq, central Arabia. Philosophical Transactions of the Royal Society of London, Series B, Biological Sciences 236:241-313 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 184526: authorized by Matthew Clapham, entered by Matthew Clapham on 11.03.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
| Cephalopoda | |
Ermoceras (Ermoceras) aff. mogharense, Ermoceras (Kosmermoceras) magnificum, Ermoceras (Kosmermoceras) runcinatum n. sp., Stephanoceras arabicum, ? Teloceras sp., Ermoceras (Telermoceras) coronatoides
Ermoceras (Ermoceras) aff. mogharense Douvillé 1916 ammonite
Ermoceras (Kosmermoceras) magnificum Arkell 1952 ammonite
Ermoceras (Kosmermoceras) runcinatum n. sp. Arkell 1952 ammonite
Stephanoceras arabicum Arkell 1952 ammonite
? Teloceras sp. ammonite
Ermoceras (Telermoceras) coronatoides Douvillé 1916 ammonite | |