Ksar Krerachfa: Barremian - Albian, Tunisia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Pisces
Pisces indet. Linnaeus 1758
synonym of Osteichthyes
Dipnomorpha - Neoceratodontidae
Ceratodus africanus Haug 1905
recombined as Neoceratodus africanus
Coelacanthimorpha - Coelacanthiformes - Mawsoniidae
Reptilia
Reptilia indet. Laurenti 1768
2 specimens
teeth No. 14, 15
Theropoda indet. (Marsh 1881)
Srarfi et al. 2004 3 specimens
one phalanx, 2 claws
Reptilia - Spinosauridae
cf. Plesiosaurus sp. de la Beche and Conybeare 1821
    = Spinosaurus sp. Stromer 1915
Buffetaut 2010
Reptilia - Carcharodontosauridae
cf. Carcharodontosaurus sp. Stromer 1931
Reptilia
Sauropoda indet. Marsh 1878
Reptilia - Crocodilia
Crocodilia indet. Owen 1842
spelled with current rank as Crocodylia
Reptilia - Teleosauridae
cf. Steneosaurus sp. Saint-Hilaire 1825
Reptilia
cf. Machimosaurus sp.
Actinopteri - Lepisosteiformes
Lepidotus sp. (Agassiz 1832)
original and current combination Lepidotes
Chondrichthyes - Lamniformes - Mitsukurinidae
cf. Scapanorhynchus sp. Woodward 1889
Srarfi et al. 2004
Chondrichthyes - Lamniformes - Pseudoscapanorhynchidae
Selachii indet.
    = Protolamna sp. Cappetta 1980
Srarfi et al. 2004
cf. Protolamna sp. Cappetta 1980
Cuny et al. 2004
Chondrichthyes - Lamniformes - Odontaspididae
Odontaspis sp. Agassiz 1838
Chondrichthyes - Hybodontiformes - Hybodontidae
Hybodontidae indet. (Agassiz 1834)
unclassified
Cycadophyta indet. Bessey 1907
Coniferophyta indet.
see common names

Geography
Country:Tunisia State/province:Medinine
Coordinates: 33.2° North, 10.3° East (view map)
Paleocoordinates:16.4° North, 11.1° East
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Key time interval:Barremian - Albian
Age range of interval:125.77000 - 100.50000 m.y. ago
Stratigraphy
Formation:Continental Intercalaire
Stratigraphic resolution:bed
Stratigraphy comments: Beds are not easily dated but studies in the last few years agree that beds exposed in Tunisia are likely Barremian–Albian. See Fanti et al. 2012; Hamed et al. 2014; Fanti et al. 2016; Holwerda 2020
Lithology and environment
Primary lithology: sandy,calcareous conglomerate
Includes fossils?Y
Lithology description: "Above them is a conglomerate of varying thickness from 10 and 30 cm, which is the real treasure layer. However, the lower 2-4 cm contain fine to medium sand as main components. The conglomerate is highly strengthened, wherein the matrix is calcareous in part."
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Lagerst�tten type:concentrate
Degree of concentration:concentrated
Size of fossils:macrofossils,mesofossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:surface (float),surface (in situ),field collection
Reason for describing collection:general faunal/floral analysis
Collection method comments: Some coprolites as well.
Metadata
Also known as:Ksar Kerachfa
Database number:166013
Authorizer:M. Carrano, M. Clapham Enterer:M. Carrano, M. Gagucas
Modifier:M. Carrano Research group:vertebrate
Created:2015-02-02 16:03:59 Last modified:2022-08-31 15:43:25
Access level:the public Released:2015-02-02 16:03:59
Creative Commons license:CC BY
Reference information

Primary reference:
54265. T. Schlüter and W. Schwarzhans. 1978. Eine Bonebed-Lagerstätte aus dem Wealden Süd-Tunisiens (Umgebung Ksar Krerachfa) [A bonebed from the Wealden of southern Tunisia (near Ksar Krerachfa)]. Berliner Geowissenschaften Abhandlungen A 8:53-65 [M. Carrano/M. Carrano]

Secondary references:

70766 E. Buffetaut. 2010. Spinosaurs before Stromer: early finds of spinosaurid dinosaurs and their interpretations. Dinosaurs and Other Extinct Saurians: A Historical Perspective. Geological Society, London, Special Publications 343:175-188 [M. Carrano/M. Carrano]
84281 G. Cuny, M. Ouaja, D. Srarfi, L. Schmitz, E. Buffetaut and M. J. Benton. 2004. Fossil Sharks from the Early Cretaceous of Tunisia. Revue de Palèobiologie, Genève (2004) spécial(9):127-142 [M. Clapham/M. Gagucas]
82497 D. Srarfi, M. Ouaja, E. Buffetaut, G. Cuny, G. Barale, S. Ferry, and E. Fara. 2004. Position stratigraphique des niveaux à vertébrés du Mésozoïque Sud-Est de la Tunisie [Stratigraphic position of beds with Mesozoic vertebrates from southeastern Tunisia]. Notes du Service Géologique de Tunisie 72:5-16 [M. Carrano/M. Carrano/M. Carrano]