Underwood 36 (Eocene of Egypt)

Where: Egypt (29.3° N, 30.1° E)

• Paleocoordinates: 19.0° N, 31.6° E (Wright 2013)

• coordinate stated in text

• small collection-level geographic resolution

When: Qasr el-Sagha Formation, Priabonian (38.0 - 33.9 Ma)

• basal conglomerate 0-1.5m above base of large channel

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; conglomerate

• tidal channel

Size classes: macrofossils, mesofossils

Collection methods: bulk, 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 137579: authorized by Mark Uhen, entered by Mark Uhen on 18.12.2012

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Misrichthyes stromeri, Moerogaleus vitreodon, Premontria sp., ? Taeniura sp.
Chondrichthyes
 Euselachii -
Odontorhytis aff. pappenheimi
Odontorhytis aff. pappenheimi Bohm 1926 elasmobranch
 Heterodontiformes - Heterodontidae
Heterodontus sp.
Heterodontus sp. de Blainville 1816 bullhead shark
 Rhinopristiformes - Rhynchobatidae
Rhynchobatus sp.
Rhynchobatus sp. Müller and Henle 1837 wedgefish
 Rhinopristiformes - Pristidae
Pristidae indet., ? Pristis sp., Pristis lathami, Anoxypristis sp., Propristis sp.
Pristidae indet. Bonaparte 1838 sawfish
? Pristis sp. Linck 1790 sawfish
Pristis lathami Galeotti 1837 sawfish
Anoxypristis sp. White and Moy-Thomas 1941 sawfish
 Myliobatiformes - Dasyatidae
Dasyatidae indet., Neotrygon sp., ? Pastinachus sp.
Dasyatidae indet. Jordan 1888 whiptail stingray
Neotrygon sp. Castelnau 1873 whiptail stingray
? Pastinachus sp. Rüppell 1828 whiptail stingray
 Myliobatiformes - Myliobatidae
? Myliobatidae indet., Aetobatus sp., Archaeomanta sp., ? Burnhamia sp.
? Myliobatidae indet. Bonaparte 1838 eagle ray
Aetobatus sp. Blainville 1816 eagle ray
Archaeomanta sp. Herman 1979 eagle ray
? Burnhamia sp. Cappetta 1976 eagle ray
 Myliobatiformes -
Coupatezia sp., aff. Coupatezia sp.
Coupatezia sp. Cappetta 1982 stingray
aff. Coupatezia sp. Cappetta 1982 stingray
 Myliobatiformes - Gymnuridae
Ouledia sp.
Ouledia sp. Cappetta 1986 stingray
 Myliobatiformes - Rhinopteridae
"Rhinoptera" sp., Garabatis sp.
"Rhinoptera" sp. Cuvier 1829 cownose ray
Garabatis sp. cow-nosed ray
 Orectolobiformes - Stegostomatidae
? Stegostoma sp.
? Stegostoma sp. Mueller and Henle 1838 carpet shark
 Orectolobiformes - Hemiscylliidae
Chiloscyllium sp.
Chiloscyllium sp. Müller and Henle 1837 carpet shark
 Lamniformes - Alopiidae
Alopias sp.
Alopias sp. Rafinesque 1810 thresher shark
 Lamniformes - Carchariidae
"Carcharias" aff. twiggsensis
 Lamniformes - Lamnidae
Macrorhizodus praecursor
Macrorhizodus praecursor Leriche 1905 mackerel shark
 Lamniformes - Otodontidae
"Carcharocles sokolovi" = Otodus (Carcharocles)
"Carcharocles sokolovi" = Otodus (Carcharocles) mackerel shark
 Carcharhiniformes - Carcharhinidae
Rhizoprionodon sp., Abdounia sp., Negaprion aff. frequens, Negaprion ? amekiensis, Carcharhinus sp.
Rhizoprionodon sp. Whitley 1929 sharpnose shark
Abdounia sp. Cappetta 1980 requiem shark
Carcharhinus sp. de Blainville 1816 requiem shark
 Carcharhiniformes - Galeocerdidae
Galeocerdo sp., Physogaleus sp.
Galeocerdo sp. Müller and Henle 1837 tiger shark
Physogaleus sp. Cappetta 1980 ground shark
 Carcharhiniformes - Hemigaleidae
Hemipristis sp.
Hemipristis sp. Agassiz 1835 ground shark
 Carcharhiniformes - Scyliorhinidae
Oxyscyllium sp., Crassescyliorhinus sp.
Oxyscyllium sp. Noubhani and Cappetta 1997 cat shark
Crassescyliorhinus sp. Underwood and Ward 2008 cat shark
 Carcharhiniformes - Leptochariidae
Leptocharias sp.
Leptocharias sp. Müller and Henle 1837 ground shark
 Carcharhiniformes - Triakidae
Triakis sp.
Triakis sp. Müller and Henle 1838 hound shark