An Nuwfaliyah - Um ad Dahiv Fm (Oligocene of Libya)

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)

• Formation contains algal limestones and layers rich in solitary corals and grades into coral limestones.

• group of beds-level stratigraphic resolution

Environment/lithology: shelly/skeletal limestone

• No paleoenvironmental data provided.
• White, grey, and yellow dolomitic limestones with thin beds of light grey clays and gypsum.

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 42142: authorized by Austin Hendy, entered by Austin Hendy on 24.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Collection based on taxa listed in text as typical of formation. Include mollusca and foraminifera. Page 284.
unclassified
  -
Rotaliina
 Nummulitacea - Nummulitidae
Operculina cf. complanata, Operculina sp., "Operculinoides cf. africana" = Nummulites, "Operculinoides sp." = Nummulites
"Operculinoides cf. africana" = Nummulites
"Operculinoides sp." = Nummulites Lamarck 1801
Bivalvia
 Ostreida - Ostreidae
Cubitostrea plicata Solander 1766 oyster
Mispelt: Cubitostres=Cubitostrea
Crassostrea cf. gryphoides Schlotheim 1813 oyster
Gastropoda
 Sorbeoconcha - Turritellidae
Turritella sp. Lamarck 1799 turret shell
Echinoidea
 Clypeasteroida - Scutellidae
Scutella chiesai sand dollar