Shaqra Group (Dhruma Fm.) (Jurassic of Saudi Arabia)
Where: Saudi Arabia (24.1° N, 45.5° E: paleocoordinates 1.7° S, 33.1° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Dhruma Formation (Shaqra Group), Bathonian (167.7 - 164.7 Ma)
Environment/lithology: lagoonal or restricted shallow subtidal; lithified limestone
• The Dhruma Fm essentially is composed of limestones and clayey rocks in its central outcrop zone but passes to detrial facies northwards and southwards.
Size classes: macrofossils, microfossils
Collection methods: bulk, mechanical,
Primary reference: J. Manivit, Y.-M. Le Nindre, and D. Vaslet. 1990. Le Jurassique D`Arabie Centrale. Document du BRGM 4(194):25-519 [F. Fursich/S. Hicks/W. Kiessling] more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 48137: authorized by Franz Fursich, entered by Simone Hicks on 15.03.2005