Beni Hassan (basal Mokattam Formation), Egypt -Tawadros (2001) (Eocene of Egypt)

Also known as Basal Mokattam Formation, Beni Hassan

Where: Egypt (28.0° N, 30.8° E: paleocoordinates 20.5° N, 25.8° E)

• coordinate estimated from map

• local area-level geographic resolution

When: "Basal" Member (Mokattam Formation), Lutetian (47.8 - 41.3 Ma)

• The unit has been assigned a upper Lutetian age in addition to an upper Middle Eocene-lower Upper Eocene age. The formation is here composed of white limestones. This unit is 50 m (164 ft) thick, and has been referred to as the Samalut Formation.

• group of beds-level stratigraphic resolution

Environment/lithology: white limestone

• No environmental data reported.
• White limestone.

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 41905: 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 135 of Tawadros (2001)
Gastropoda
 Cerithioidea - Turritellidae
"Turritella pharaonica" = Turritella (Torquesia) pharaonica Cossmann 1901 turret shell
Mesalia hofama turret shell
 Sorbeoconcha - Strombidae
"Rostellaria sp." = Tibia
"Rostellaria sp." = Tibia Röding 1798 true conch
Bivalvia
 Ostreida - Malleidae
Vulsella sp. Ršding 1798 oyster
 Pectinida - Anomiidae
Carolia placunoides Cantraine 1838 scallop
Echinoidea
 Echinolampadoida - Echinolampadidae
 Spatangoida - Schizasteridae
Foraminifera
 Nummulitacea - Nummulitidae