Oued el Khil (Cretaceous of Tunisia)

Also known as Oued Khil

Where: Tataouine, Tunisia (33.2° N, 10.3° E: paleocoordinates 15.7° N, 9.7° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Oum ed Diab Member (Aïn el Guettar Formation), Albian (113.0 - 100.5 Ma)

• could pertain to Chenin Mbr (lower Albian), but most of this site has been reassigned to the Oum ed Diab Member.

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; coarse-grained sandstone

• mixed freshwater and marine influences
• coarse sandstones and interspersed conglomerates, breccias, and mudstones

Size classes: macrofossils, mesofossils

Collected in 1995-2005

• All specimens will eventually be stored in the Office National des Mines in Tunis (ONM)

Primary reference: J. Le Loeuff, E. Buffetaut, G. Cuny, Y. Laurent, M. Ouaja, C. Souillat, D. Srarfi and H. Tong. 2000. Mesozoic continental vertebrates of Tunisia. In M.-C. Buchy (ed.), 5th European Workshop on Vertebrate Palaeontology, Program. Abstracts. Excursion Guides 45 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 116297: authorized by Philip Mannion, entered by Philip Mannion on 06.09.2011, edited by Matthew Carrano and Melanie Gagucas

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia -
Hadrosauroidea indet.3 Huene 1954 ornithopod
ONM NG OK 29, dentary tooth
 Theropoda - Carcharodontosauridae
Carcharodontosaurus cf. saharicus7 Depéret and Savornin 1925 allosauroid
teeth
 Theropoda - Spinosauridae
Spinosaurus sp.7 Stromer 1915 tetanuran theropod
teeth, vertebrae, jaw fragment
 Saurischia -
Somphospondyli indet.4 Wilson and Sereno 1998 sauropod
MT 189-194, ONM D 14, ONM SG 10 and ONM SG 13 (four middle and five posterior caudal vertebrae) and ONM SG 15 (right humerus)
 Saurischia - Rebbachisauridae
Rebbachisauridae indet.4 sauropod
MT 210 (partial caudal vertebra), plus four teeth
 Pterosauria - Ornithocheiridae
Ornithocheiridae indet.5 pterosaur
RH45-11a (tooth)
 Loricata -
Notosuchia indet.6 crocodilian
one tooth (OEK12)
 Plesiosauria -
Plesiosauria indet.7 plesiosaur
vertebrae
Osteichthyes
 Actinistia -
? Actinistia indet. Cope 1870 lobe-finned fish
Five hemisegments of lepidotrichia, including OEK9-11
Actinopteri
 Teleostei -
Teleostei indet.1 Müller 1846
four centra of vertebrae
 Amiiformes - Caturidae
Caturus sp.1 Agassiz 1834 bowfin
20 complete teeth and 28 isolated acrodine caps, including OEK9
 Lepisosteiformes -
Lepidotes sp. Agassiz 1832 gar
62 complete, including OEK6, and 10 fragmentary oral hemispherical teeth, 20 marginal teeth, including OEK7, 5 complete pharyngeal teeth, 8 complete scales and 46 fragmentary scales
 Semionotiformes - Semionotidae
Semionotidae indet.1 Woodward 1890
2 teeth
 Neopterygii -
? Pycnodontiformes indet.1 Berg 1937
Seven teeth, including OEK8
Chondrichthyes
 Rajiformes - Sclerorhynchidae
Onchopristis dunklei1 McNulty and Slaughter 1962 ray
One partial rostral tooth (OEK5)
 Lamniformes - Pseudoscapanorhynchidae
Cretodus semiplicatus2 Agassiz 1843 mackerel shark
cf. Protolamna sp.2 Cappetta 1980 mackerel shark
 Hybodontiformes - Hybodontidae
cf. Hybodus sp.2 Agassiz 1834 elasmobranch
Tribodus tunisiensis2 elasmobranch