Aynunah - Wadi Azlam - Al Khuraybah: Campanian - Early/Lower Maastrichtian, Saudi Arabia
collected by Saudi Geological Survey 2004–2006

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Plesiosauria - Elasmosauridae
Elasmosauridae indet. Cope 1869
1 specimen
SGS 006-20 (rostral section of a small skull)
Reptilia
Crocodyliformes indet. Hay 1930
3 specimens
SGS 004-32 (cranial fragment), SGS 006-204 (cervical centrum), SGS 006-16 (dorsal centrum)
Reptilia - Dyrosauridae
Dyrosauridae indet. Stefano 1903
2 specimens
SGS 006-204 (cervical centrum) and SGS 006-16 (dorsal centrum)
Reptilia
Titanosauria indet. Bonaparte and Coria 1993
Kear et al. 2013 7 specimens
Caudal vertebrae (SGS 0188, SGS 0213, SGS 0342, SGS 0366, SGS 0422)
Reptilia - Abelisauridae
Abelisauridae indet. Bonaparte and Novas 1985
Kear et al. 2013 2 specimens
Teeth (SGS 0061, SGS 0090)
Reptilia - Mosasauridae
Mosasauridae indet. Gervais 1852
1 specimen
SGS 006-542 (pygal)
Prognathodon sp. Dollo 1889
1 specimen
teeth and vertebrae, including SGS 006-217
Plioplatecarpinae indet. (Dollo 1884)
1 specimen
SGS 006-340 (dorsal vertebra)
Reptilia
Varanoidea indet. Gray 1827
1 specimen
vertebrae, including SGS 004-70 (dorsal vertebra) - aquatic varanoids
Reptilia - Testudines - Bothremydidae
Bothremydidae indet. Baur 1891
1 specimen
SGS 004-10
Reptilia - Testudines
Taphrosphyini indet. Gaffney et al. 2006
1 specimen
SGS 006-84 (femur)
Chelonia indet. (Latreille 1800)
1 specimen
synonym of Testudines
indeterminate shell fragments, including SGS 004-10
unclassified
Tracheophyta indet. ()
Kear et al. 2013
wood fragments
see common names

Geography
Country:Saudi Arabia State/province:Tabuk
Coordinates: 28.1° North, 35.3° East (view map)
Paleocoordinates:10.5° North, 29.0° East
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Key time interval:Campanian - Early/Lower Maastrichtian
Age range of interval:83.60000 - 66.00000 m.y. ago
Stratigraphy
Formation:Adaffa
Stratigraphic resolution:group of beds
Stratigraphy comments: found in beds "towards the top of the main sandstone sequence"
Lithology and environment
Primary lithology:ferruginous sandstone
Includes fossils?Y
Lithology description: thin limonitic beds towards the top of the main sandstone sequence
Environment:marginal marine indet.
Geology comments: marginal marine conditions, probably linked to minor transgressive episodes
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:surface (float),field collection,survey of museum collection
Reason for describing collection:taxonomic analysis
Collectors:Saudi Geological Survey Collection dates:2004–2006
Metadata
Database number:116314
Authorizer:P. Mannion, M. Carrano Enterer:P. Mannion, M. Carrano
Modifier:M. Carrano
Created:2011-09-07 01:10:56 Last modified:2021-05-07 14:42:44
Access level:the public Released:2011-09-07 01:10:56
Creative Commons license:CC BY
Reference information

Primary reference:
37516. B. P. Kear, T. H. Rich, M. A. Ali, Y. A. Al-Mufarrih, A. H. Matiri, A. M. Masary, and Y. Attia. 2008. Late Cretaceous (Campanian–Maastrichtian) marine reptiles from the Adaffa Formation, NW Saudi Arabia. Geological Magazine 145(5):648-654 [P. Mannion/P. Mannion/M. Carrano]

Secondary references:

49609 B. P. Kear, T. H. Rich, P. Vickers-Rich, M. A. Ali, Y. A. Al-Mufarreh, A. H. Matari, A. M. Al-Massari, A. H. Nasser, Y. Attia and M. A. Halawani. 2013. First dinosaurs from Saudi Arabia. PLoS One 8(12):e84041:1-10 [P. Mannion/J. Tennant/M. Carrano]