Where: Libya (29.7° N, 17.3° E: paleocoordinates 26.7° N, 14.5° E)
• coordinate stated in text
• local area-level geographic resolution
When: Um ad Dahiv Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)
• It consists of white, grey, and yellow dolomitic limestones with thin beds of light grey clays and gypsum in the middle part. The contacts with the overlying Greir Bu Hascisc Formation (upper Oligocene) and the underlying Wadi Tamet Formation (Eocene) are gradational. Its thickness is 70-80 m (230-262 ft).
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, dolomitic, white, yellow limestone and gypsiferous, gray claystone
Size classes: macrofossils, microfossils
Collection methods: No detailed collection data reported.
Primary reference: E. E. Tawadros. 2001. Geology of Egypt and Libya 1-468 [A. Miller/A. Hendy/M. Clapham]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 42141: authorized by Austin Hendy, entered by Austin Hendy on 24.07.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Foraminifera | |
| |
Bivalvia | |
Crassostrea cf. gryphoides Schlotheim 1813 oyster |