Where: El Wadi El Gadid, Egypt (25.5° N, 29.3° E: paleocoordinates 3.8° N, 23.9° E)
• coordinate estimated from map
• basin-level geographic resolution
When: Six Hills Formation, Barremian (129.4 - 125.0 Ma)
• formation-level stratigraphic resolution
Environment/lithology: terrestrial; lithified sandstone
Size class: microfossils
Preservation: soft parts, original sporopollenin
Collection methods: core, chemical,
Primary reference: E. Schrank and M. S. Mahmoud. 2002. Barremian angiosperm pollen and associated palynomorphs from the Dakhla Oasis Area, Egypt. Palaeontology 45(1):33-56 [H. Wang/M. Arakaki/M. Arakaki]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 139499: authorized by Carlos Jaramillo, entered by Gabriela Doria on 12.02.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Fromea warlinghamensis acritarchs | |
Pteridopsida | |
Clavatisporites spp. Kedves and Simoncsics 1964
Cyathidites sp. Couper 1953
Todisporites minor Couper 1953
Deltoidospora spp. Miner 1935 | |
Triplanosporites | |
Triplanosporites sp. Pflug 1953 | |
Polypodiopsida | |
Dictyophyllidites sp. Couper 1958 | |
Cicatricosisporites spp. Potonie and Gelletich 1933
Cicatricosisporites orbiculatus Singh 1964
Appendicisporites spp. Weyland and Greifeld 1953 | |
Contignisporites sp. Dettmann 1963 | |
Verrucosisporites spp. Potonie and Kremp 1954
Biretisporites sp. Delcourt et al. 1963
Biretisporites potoniaei Delcourt and Sprumont 1955 | |
Leptolepidites sp. Couper 1953 | |
Pilosisporites | |
Pilosisporites sp. Delcourt and Sprumont 1955 | |
Callialasporites microvelatus Schulz 1966 podocarp | |
Angiospermae | |
Afropollis "column operculatus gr", Stellatopollis bituberensis, Stellatopollis spp., Retimonocolpites matruhensis, Retimonocolpites "sp. 2 reticulate", Retimonocolpites pennyi n. sp., Retimonocolpites "sp. 1", Retimonocolpites cf. pennyi, Retimonocolpites pennyi
Afropollis "column operculatus gr" Doyle et al. 1982
Stellatopollis spp. Doyle 1976
Retimonocolpites "sp. 2 reticulate" Pierce 1961
Retimonocolpites pennyi n. sp.
Retimonocolpites "sp. 1" Pierce 1961
Retimonocolpites cf. pennyi Schrank and Mahmoud 2002
Retimonocolpites pennyi Schrank and Mahmoud 2002 | |
Clavatipollenites sp. Couper 1958
Clavatipollenites cf. hughesii Kemp 1968 | |
Liliacidites sp. Couper 1953 | |
Dicotyledoneae | |
Retiacolpites "sp. 1" Schrank and Mahmoud 2002 | |
Concavissimisporites | |
Concavissimisporites sp. Delcourt and Sprumont 1955
Concavissimisporites punctatus Pocock 1964 | |
Ginkgoopsida | |
Ephedripites spp. Bolkhovitina and PotoniƩ 1958
Ephedripites jansonii Muller 1968
Ephedripites multicostatus Brenner 1963 | |
Cycadopites | |
Cycadopites spp. Wodehouse 1933 | |
Cycadopsida | |
Eucommiidites spp. Erdtman 1948 cycads | |
Steevesipollenites sinuosus Azema and Boltenhagen 1974 cycads | |
Equisetopsida | |
Balmeisporites sp., Balmeisporites "sp. 1", Balmeiopsis limbatus, Araucariacites spp., Classopollis spp.
Balmeisporites sp. Cookson and Dettmann 1958
Balmeisporites "sp. 1" Cookson and Dettmann 1958
Balmeiopsis limbatus Balme 1957
Araucariacites spp. Cookson and Couper 1953
Classopollis spp. Pflug 1953 | |
"Spheripollenites scabratus" = Sphaeripollenites, "Spheripollenites spp." = Sphaeripollenites
"Spheripollenites scabratus" = Sphaeripollenites
"Spheripollenites spp." = Sphaeripollenites Couper 1958 | |
Algae | |
Ovoidites parvus Nakoman 1966 | |
Hepaticae | |
Zlivisporis blanensis Pacltova 1961 liverwort | |
Marchantiopsida | |
Triporoletes reticulatus Playford 1971 | |
Aequitriradites spp. Delcourt and Sprumont 1955
Aequitriradites acusus Dettmann 1963
Aequitriradites spinulosus Cookson and Dettmann 1958 | |
Lycopodiopsida | |
Neoraistrickia sp. PotoniƩ 1956 spikemoss | |
Retitriletes sp. Pierce 1961 clubmoss | |
Transitoripollis | |
"Transitoripollis sp." = Tucanopollis
"Transitoripollis sp." = Tucanopollis Regali 1989 | |
Tucanopollis | |
Tucanopollis annulatus Schrank and Mahmoud 2002
Tucanopollis annulatus n. sp. Schrank and Mahmoud 2002 | |
Chomotriletes | |
Chomotriletes sp. Naumova 1953
Chomotriletes minor Pocock 1970 | |
Dinophyceae | |
Pseudoceratium "sp. cf. P. retusum" Gocht 1957
Odontochitina operculata Deflandre 1935 | |
Florentinia cf. khaldunii, Florentinia "sp. short spined", Florentinia laciniata, Oligosphaeridium complex
Florentinia "sp. short spined" Davey and Verdier 1973
Florentinia laciniata Davey and Verdier 1973
Oligosphaeridium complex Davey and Williams 1966 | |
Cyclonephelium vannophorum Davey 1969
Circulodinium deflandrei Alberti 1961 | |
Spiniferites "sp. short spined" Mantell 1850 | |
Subtilisphaera perlucida Jain and Millepied 1973 |