Graua Limestone: Bed 6 (Cretaceous of Ethiopia)

Where: Ethiopia (9.1° N, 41.8° E: paleocoordinates 15.2° S, 28.5° E)

• coordinate based on nearby landmark

When: Graua Limestone Member (Amba Aradam Formation), Early/Lower Aptian (125.5 - 122.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, burrowed, cherty/siliceous limestone

• 2 m, marly limestone, burrowed and wavy bedded

Size class: macrofossils

Primary reference: A. Bosellini, A. Russo, and R. Schroeder. 1999. Stratigraphic evidence for an Early Aptian sea-level fluctuation: the Graua Limestone of south-eastern Ethiopia. Cretaceous Research 20:783-791 [L. Ivany/P. Wall/P. Wall]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 46589: authorized by Linda Ivany, entered by Patrick Wall on 20.01.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Foraminifera
 Loftusiacea - Cyclamminidae
Choffatella decipiens Schlumberger 1905
Bivalvia
 Ostreida - Gryphaeidae
Exogyra conica Sowerby 1813 oyster
 Ostreida - Ostreidae