GPSW-7 WELL, Sample 1 (Cretaceous to of Egypt)

Where: north Western Desert, Egypt (30.0° N, 28.0° E: paleocoordinates 12.2° N, 23.7° E)

• coordinate estimated from map

When: Poorly fossiliferous interval zone, A Member (Abu Roash Formation), Coniacian to Coniacian (89.8 - 83.6 Ma)

Environment/lithology: shallow subtidal; lithified, gray limestone and lithified, green, calcareous shale

Size class: microfossils

Preservation: soft parts, original sporopollenin

Collection methods: core, chemical

Primary reference: S. El Beialy, H. S. El Atfy, M. S. Zavada, E. M. El Khoriby, and R. H. Abu-Zied. 2010. Palynological, palynofacies, paleoenvironmental and organic geochemical studies on the Upper Cretaceous succession of the GPTSW-7 well, North Western Desert, Egypt. Marine and Petroleum Geology 27:370-385 [C. Jaramillo/G. Doria/G. Doria]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 140379: authorized by Carlos Jaramillo, entered by Gabriela Doria on 09.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Foveotricolpites
  -
Auriculiidites reticulatus
  -
Nyssapollenites
  -
Nyssapollenites sp. Thiergart 1937
Pinopsida
 Pinales - Cheirolepidiaceae
Ginkgoopsida
 Ephedrales - Ephedraceae
Ephedripites ambiguus Hedlund 1966 jointfir
Ephedripites multicostatus Brenner 1963 jointfir
Retimonocolpites
  -
Retimonocolpites variplicatus Schrank and Mahmoud 1998
Afropollis
  -
Cycadopsida
 Gnetales -
Steevesipollenites grambasti Azema and Boltenhagen 1974 cycads
Elaterosporites klaszii Jardiné 1967 elaterate
Elaterocolpites castelanii elaterate
Forma A plus Forma B
Gabonisporis vigourouxii
  -
Gabonisporis vigourouxii Boltenhagen 1967
Pteridopsida
 Salviniales - Marsileaceae
Cibotiumspora
  -
Microreticulatisporites
  -
Dicotyledonae
 Nepenthales - Dilleniidae
Droseridites senonicus Jardiné and Magloire 1965
Magnoliopsida
 Magnoliales - Chloranthaceae
  -
 Proteales -
Proteacidites cf. africaensis Schrank and Ibrahim 1995
 Nymphaeales - Nymphaeaceae
Elateroplicites africaensis
  -
Elateroplicites africaensis Herngreen 1973 elaterate
 Gymnospermophyta -
Sofrepites legouxae Jardiné 1967 elaterate
Phoberocysta
  -
Phoberocysta neocomica Millioud 1969
Cooksonites
  -
Cooksonites sp. Pocock 1962
 Peridiniales - Peridiniaceae
Dinophyceae
 Gonyaulacales - Ceratiaceae
Odontochitina sp. Deflandre 1960
Odontochitina singhii Morgan 1980
Xenascus ceratioides Lentin and Williams 1973
 Gonyaulacales - Areoligeraceae
 Gonyaulacales - Goniodomaceae
Dinopterygium cladoides Deflandre 1935
 Gonyaulacales -
Xiphophoridium alatum Sarjeant 1966
 Gonyaulacales - Gonyaulacaceae
Florentinia berran Below 1982
Oligosphaeridium cf. complex Davey and Williams 1966
Balmeiopsis limbata
  -
Balmeiopsis limbata Archangelsky 1979
Senegalosporites
  -
Senegalosporites petrobrasi Herngreen 1973 elaterate
Bennettitaepollenites
  -