Where: Western Desert, Egypt (29.0° N, 29.0° E: paleocoordinates 8.7° N, 23.8° E)
• coordinate estimated from map
When: Abu Roash Formation, Late/Upper Cenomanian (99.6 - 93.5 Ma)
Environment/lithology: transition zone or lower shoreface; lithified, calcareous limestone and lithified, calcareous shale
Size class: microfossils
Preservation: soft parts, original sporopollenin
Primary reference: M. I. A. Ibrahim. 1996. Aptian-Turonian palynology of the Ghazalat-1 well (GTX-1), Qattara Depression, Egypt. Review of Palaeobotany and Palynology 94:137-168 [C. Jaramillo/G. Doria/A. Cardenas ]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 142208: authorized by Carlos Jaramillo, entered by Gabriela Doria on 07.04.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Cycadopites | |
Cycadopsida | |
Eucommiidites spp. Erdtman 1948 cycads | |
Ginkgoopsida | |
Equisetosporites ambiguus, Ephedripites spp., Ephedripites irregularis, Ephedripites ovalis, Ephedripites jansonii
Equisetosporites ambiguus Hedlund 1966
Ephedripites spp. Bolkhovitina and Potonié 1958
Ephedripites irregularis Herngreen 1973
Ephedripites ovalis Müller 1968
Ephedripites jansonii Muller 1968 | |
Magnoliopsida | |
Striatopollis trochuensis Ward 1986
Rousea delicipollis Srivastava 1977
Rousea georgensis Dettmann 1973 | |
Angiospermae | |
Afropollis kahramanensis Ibrahim and Schrank 1995 | |
Tricolporopollenites spp. Thomson and Pflug 1953 spurge | |
Tricolpites spp. Couper 1953 | |
Clavatipollenites hughesii Kemp 1968 | |
Dichastopollenites ghazalatensis Ibrahim 1996 water lily | |
Tetracolpites spp. Srivastava 1967 | |
Cretacaeiporites mullerii Herngreen 1973 | |
Pteridopsida | |
Cyathidites minor Couper 1953
Deltoidospora hallii Miner 1935
Deltoidospora diaphana Wilson and Webster 1946 | |
Concavisporites | |
Concavisporites spp. Delcourt and Sprumont 1955 | |
Polypodiopsida | |
Biretisporites potoniaei Delcourt and Sprumont 1955 | |
Leptolepidites psarosus Norris 1969 | |
Cicatricosisporites orbiculatus Singh 1964
Cicatricosisporites hughesii Dettmann 1963 | |
Dictyophyllidites harrisii Couper 1958 | |
Equisetopsida | |
Inaperturopollenites spp. Potonié 1966 | |
Psilamonocolpites | |
Psilamonocolpites spp. Van der Hammen and Garcia de Mutis 1966 | |
Nyssapollenites | |
Nyssapollenites albertensis Singh 1971 |