Sibaiya-Boussaliya III: Early/Lower Maastrichtian, Egypt

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Heterohelicidae
Guembelitria cretacea Cushman 1933
Heterohelix globulosa (Ehrenberg 1840)
Heterohelix reussi (Cushman 1938)
original and current combination Guembelina reussi
Globotruncanidae
Rugoglobigerina macrocephala Broennimann 1952
Globotruncana arca (Cushman 1926)
Globotruncana aegyptiaca Nakkady 1950
Globotruncana duwi (Nakkady 1950)
original and current combination Globotruncana aegyptiaca duwi
Planomalinidae
Globigerinelloides subcarinata
Globigerinelloides prairiehillensis Pessagno 1967
Bivalvia - Ostreida - Flemingostreidae
Lopha villei (Coquand 1862)
recombined as Ambigostrea villei
Lopha lunata (Nilsson 1840)
synonym of Ambigostrea tripolitana
Bivalvia - Ostreida - Gryphaeidae
Hyotissa semiplana (Sowerby 1825)
Bivalvia - Ostreida - Ostreidae
Ostrea scaniensis Coquand 1869
synonym of Acutostrea incurva
Cameleolopha pauciplicata
Abruptolopha abrupta
Bivalvia - Lucinida - Lucinidae
Lucina subnumismalis Orbigny 1850
Bivalvia - Poromyida - Poromyidae
Liopistha aequivalves
Bivalvia - Pholadomyida - Pholadomyidae
Pholadomya salzbergensis
Bivalvia - Cardiida - Glossidae
Glossus chargeehensis
Bivalvia - Cardiida - Arcticidae
Venilicardia venreyi
Bivalvia - Carditida - Carditidae
Venericardia vredenburgi
Bivalvia - Nuculanida - Nuculanidae
Nuculana puschi
see common names

Geography
Country:Egypt State/province:Nile Valley
Coordinates: 30.1° North, 31.3° East (view map)
Paleocoordinates:16.5° North, 26.3° East
Basis of coordinate:based on political unit
Geographic resolution:local area
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
*Epoch:Senonian
*International age/stage:Early/Lower Maastrichtian
Key time interval:Early/Lower Maastrichtian Zone: Lopha villei
Age range of interval:70.60000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Duwi
Local section:Sibaiya-Boussaliya
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: marl
Secondary lithology: claystone
Geology comments: lithology described as interbedded marls and clays

updated to these values by JA

Taphonomy
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:3589
Authorizer:M. Patzkowsky Enterer:K. Layou
Modifier:C. Visaggi Research group:marine invertebrate
Created:1999-08-05 08:35:46 Last modified:2004-03-11 16:25:05
Access level:the public Released:2000-11-20 13:53:24
Creative Commons license:CC BY
Reference information

Primary reference:

215. A. S. Kassab and A. S. Mohamed. 1996. Upper Cretaceous macrofossils from the Duwi Formation of the Nile Valley, southern Egypt. Neues Jahrbuch fuer Geologie und Palaeontologie-Abhandlungen 200(3):259-284 [M. Patzkowsky/K. Layou]