El Midawara section, Abu Roash, Unit 3 (Cretaceous of Egypt)

Where: Egypt (30.1° N, 31.1° E: paleocoordinates 11.1° N, 25.9° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Abu Roash Formation, Turonian (93.9 - 89.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; limestone and shale

• The third unit starts with a rudist-free sandy shale bed (2 m). This bed is overlain by a thin limestone bed (1 m) followed by shale (3 m), followed by a thick limestone bed (7 m) and finally by marl (2.5 m).

Size classes: macrofossils, mesofossils, microfossils

Collection methods: bulk,

Primary reference: M. M. El-Hedeny. 2007. New taxonomic and biostratigraphic data on the Upper Cenomanian – Turonian Radiolitidae (Bivalvia: Hippuritoidea) of Abu Roash, Western Desert, Egypt. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 244(1):79-98 [M. Aberhan/T. Schossleitner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 140954: authorized by Martin Aberhan, entered by Thomas Schossleitner on 19.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Calycina - Phymosomatidae
"Cyphosoma abbatei" = Phymosoma, "Cyphosoma blanckenhorni" = Phymosoma
"Cyphosoma abbatei" = Phymosoma sea urchin
"Cyphosoma blanckenhorni" = Phymosoma sea urchin
 Irregularia - Nucleolitidae
Echinobrissus lefebvrei Fourtau 1914 sea urchin
 Spatangoida - Schizasteridae
Linthia roashensis heart urchin
Bivalvia
 Hippuritida - Radiolitidae
Radiolites sauvagesi d'Hombres-Firmas 1838 rudist
Durania gaensis Dacque 1903 rudist
Foraminifera
 Lituolida - Haplophragmoididae
 Lituolida - Lituolidae
Globothalamea
 Rotaliida - Nonionidae
 Rotaliida - Discorbidae
Nodosariata
 Robertinida - Ceratobuliminidae
Foraminifera
 Biokovinacea - Charentiidae
Tubothalamea
 Miliolida - Peneroplidae
 Miliolida - Hauerinidae
Quinqueloculina sp. d'Orbigny 1826
Quinqueloculina antiqua
Quinqueloculina antiqua var. angusta
Foraminifera
 Textulariina - Cuneolinidae
  - Spiroplectamminidae