Shaqra Group (Hanifa Fm. Unite H1): Oxfordian, Saudi Arabia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Purpuridea sp.
=Gastr.
Rhynchonellata - Rhynchonellida - Tetrarhynchiidae
Somalirhynchia africana Weir 1925
Somalirhynchia somalica (Dacque 1905)
Rhynchonella hadramautensis Stefanini 1932
recombined as Daghanirhynchia hadramautensis
Rhynchonellata - Terebratulida - Zeilleriidae
Ornithella ex gr. hudlestoni
Rhynchonellata - Terebratulida - Terebratulidae
Terebratula sp. Müller 1776
Gastropoda - Heterostropha - Nerinellidae
Aptyxiella sp. Fischer 1885
Gastropoda - Heterostropha - Nerineidae
Cossmannea cf. tuberculata
Nerinea cf. mosae
Gastropoda - Pleurotomariidae
Pleurotomaria sp. Defrance 1826
Gastropoda - Discohelicidae
Discohelix douvillei
Discohelix sp. Dunker 1847
Discohelix elegantulum
Gastropoda - Trochidae
Trochus sp. Linnaeus 1758
Gastropoda - Ampullinidae
Ampullospira sp. Harris 1897
spelled with current rank as Ampullina (Ampullospira)
Gastropoda - Tylostomatidae
Pterodonta sp. d'Orbigny 1843
Gastropoda - Aporrhaidae
Harpagodes sp. Gill 1870
Pietteia cf. hamus
Aporrhais sp. da Costa 1778
Anchura sp. Conrad 1860
Gastropoda - Vermetidae
Vermetus sp. Daudin 1800
Gastropoda - Pseudomelaniidae
Pseudomelania sp. Pictet and Campiche 1862
Bivalvia - Mytilida - Mytilidae
Modiolus sp. (Lamarck 1801)
Bivalvia - Ostreida - Gryphaeidae
Nanogyra nana (Sowerby 1822)
recombined as Nanogyra (Nanogyra) nana
Bivalvia - Pholadomyida - Pholadomyidae
Pholadomya sp. Sowerby 1823
Trocholinidae
Trocholina sp. Paalzow 1922
=sp.2=Foram.
Pfenderinidae
Kurnubia ex gr. palastiniensis
Globotextulariidae
Pseudomarssonella biangulata
see common names

Geography
Country:Saudi Arabia
Coordinates: 23.9° North, 46.3° East (view map)
Paleocoordinates:2.3° South, 33.5° East
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period:Jurassic Epoch:Late/Upper Jurassic
Stage:Oxfordian 10 m.y. bin:Jurassic 5
Key time interval:Oxfordian
Age range of interval:161.50000 - 154.80000 m.y. ago
Stratigraphy
Geological group:Shaqra Formation:Hanifa Member:Hawtah
Local section:Ulayyah Local bed:2
Local order:bottom to top
Lithology and environment
Primary lithology: lithified "limestone"
Includes fossils?Y
Lithology description: clayey limestone with interbedded massive limestone layers
Environment:lagoonal/restricted shallow subtidal Tectonic setting:cratonic basin
Geology comments: The Hanifa Formation consisting of a lower carbonate and clayey part with more confined environment and a more calcareous and locally reefal upper part shows a further transgressive trend.
Taphonomy
Size of fossils:macrofossils,microfossils
Collection methods and comments
Collection methods:bulk,mechanical,field collection
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:45562
Authorizer:F. Fursich Enterer:S. Hicks
Modifier:S. Hicks Research group:marine invertebrate
Created:2004-11-10 03:52:18 Last modified:2005-03-05 05:00:00
Access level:the public Released:2004-11-10 03:52:18
Creative Commons license:CC BY
Reference information

Primary reference:
11728. J. Manivit, Y.-M. Le Nindre, and D. Vaslet. 1990. Le Jurassique D`Arabie Centrale. Document du BRGM 4(194):25-519 [F. Fursich/S. Hicks/W. Kiessling]