Where: Egypt (30.7° N, 33.4° E: paleocoordinates 10.5° N, 28.1° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Late/Upper Bajocian (171.6 - 167.7 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Reposited in the USNM
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 184587: authorized by Matthew Clapham, entered by Matthew Clapham on 11.03.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Trimarginia sinaitica Arkell 1952 ammonite
Magharina "sp. C" Arkell 1952 ammonite | |
Ermoceras (Ermoceras) mogharense Douvillé 1916 ammonite
Stephanoceras arabicum Arkell 1952 ammonite |