Underwood 4 (Eocene to of Egypt)

Where: Egypt (29.1° N, 30.1° E: paleocoordinates 22.3° N, 25.3° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Midawara Formation, Lutetian to Lutetian (47.8 - 38.0 Ma)

• glauconitic and non-glauconitic mudstones 8-10 m below top of Formation

• formation-level stratigraphic resolution

Environment/lithology: open shallow subtidal; glauconitic mudstone

• glauconitic and non-glauconitic mudstones

Size classes: macrofossils, mesofossils

Collection methods: surface (in situ)

Primary reference: C. J. Underwood, D. J. Ward, C. King, S. M. Antar, I. S. Zalmout and P. D. Gingerich. 2011. Shark and ray faunas in the Middle and Late Eocene of the Fayum Area, Egypt. Proceedings of the Geologists’ Association 122(1):47-66 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 137539: authorized by Mark Uhen, entered by Mark Uhen on 18.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Chondrichthyes
 Carcharhiniformes - Scyliorhinidae
Abdounia sp. Cappetta 1980 cat shark
 Carcharhiniformes - Carcharhinidae
cf. Carcharhinus sp. de Blainville 1816 requiem shark
Carcharhinus sp. de Blainville 1816 requiem shark
 Carcharhiniformes - Galeocerdidae
Galeocerdo sp. Müller and Henle 1837 tiger shark
 Lamniformes - Alopiidae
Alopias sp. Rafinesque 1810 thresher shark
 Lamniformes - Otodontidae
Carcharocles sokolovi mackerel shark