Where: Saudi Arabia (20.1° N, 45.4° E: paleocoordinates 6.0° S, 31.4° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Jubaila Formation, Early/Lower Kimmeridgian (155.7 - 150.8 Ma)

• 9.5 m below the base of the capping dolomite layer (exact equivalence with northern Jubaila section is not known, but the locality is equivalent to a relatively low level in the Jubaila)

• 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 184585: authorized by Matthew Clapham, entered by Matthew Clapham on 11.03.2017

Creative Commons license: CC BY (attribution)