Birket Qarun (Wadi Rayan Formation), Egypt -Tawadros (2001) (Eocene of Egypt)

Also known as Wadi Rayan Formation, Birket Qarun

Where: Egypt (29.7° N, 30.6° E: paleocoordinates 22.1° N, 25.7° E)

• coordinate stated in text

• local area-level geographic resolution

When: Wadi Rayan Formation, Lutetian (47.8 - 41.3 Ma)

• Wadi Rayan Formation is upper Lutetian (Eocene) and largely composed of glauconitic limestones. Wadi Rayan Formation is correlated to the Tanka Formation in the Gulk of Suez. To the west of Birket Qarun lake, the Wadi Rayan Formation is 70 m (230 ft) thick and overlain by the Ravine beds.

• group of beds-level stratigraphic resolution

Environment/lithology: poorly lithified marl and sandy shale

• No environmental data reported.
• Marls and shales, and sandy shales.

Size classes: macrofossils, microfossils

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 41913: authorized by Austin Hendy, entered by Austin Hendy on 21.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Comprises taxa mentioned in text as typical of formation, including molluscs and forams. Page 139 of Tawadros (2001)
Bivalvia
 Pectinida - Anomiidae
Carolia placunoides Cantraine 1838 scallop
 Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758 oyster