Locality 18, Juraifa area (Aramco S-1484/1499) (Jurassic of Saudi Arabia)

Where: Saudi Arabia (25.6° N, 45.2° E: paleocoordinates 0.2° S, 33.6° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Dhruma Formation, Middle Bathonian (167.7 - 164.7 Ma)

• Micromphalites fauna, 6.7 to 9.4 m above the base of the Micromphalites clay

• group of beds-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 184536: authorized by Matthew Clapham, entered by Matthew Clapham on 11.03.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ammonitida - Oppeliidae
Strungia arabica n. sp. Arkell 1952 ammonite
 Ammonitida - Clydoniceratidae
Micromphalites elegans Arkell 1952 ammonite
Micromphalites cf. busqueti de Grossouvre 1919 ammonite
Micromphalites vertebralis n. sp. Arkell 1952 ammonite
Micromphalites intermedius Arkell 1952 ammonite