Dakhla Oasis Area, Tda-2 DUPLICATE (Cretaceous of Egypt)

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

Show authors, comments, and common names
unclassified
  -
Hymenoreticulisporites cf. altimuronatus, Doyleipollenites sp., Harskutipollis cf. robustus
 Life -
Fromea warlinghamensis
Pilosisporites
  -
Pilosisporites sp.
Pilosisporites sp. Delcourt and Sprumont 1955
Triplanosporites
  -
Triplanosporites sp.
Polypodiopsida
  -
Verrucosisporites spp., Biretisporites aegyptiaca, Biretisporites sp., Biretisporites potoniaei
Verrucosisporites spp. Potonie and Kremp 1954
Biretisporites sp. Delcourt et al. 1963
Biretisporites potoniaei Delcourt and Sprumont 1955
  - Blechnaceae
Leptolepidites sp.
Leptolepidites sp. Couper 1953
 Gleicheniales - Polypodiidae
Dictyophyllidites sp.
 Polypodiales - Polypodiidae
Contignisporites sp.
Contignisporites sp. Dettmann 1963
 Schizaeales - Polypodiidae
Appendicisporites spp., Cicatricosisporites spp., Cicatricosisporites orbiculatus
Appendicisporites spp. Weyland and Greifeld 1953
Cicatricosisporites spp. Potonie and Gelletich 1933
Pteridopsida
  -
Todisporites minor, Cyathidites sp., Deltoidospora spp., Clavatisporites spp.
Todisporites minor Couper 1953
Cyathidites sp. Couper 1953
Deltoidospora spp. Miner 1935
Clavatisporites spp. Kedves and Simoncsics 1964
Hepaticae
  -
Zlivisporis blanensis
Zlivisporis blanensis Pacltova 1961 liverwort
Marchantiopsida
  - Marchantiidae
Triporoletes reticulatus
 Sphaerocarpales -
Aequitriradites spp., Aequitriradites spinulosus, Aequitriradites acusus
Aequitriradites spp. Delcourt and Sprumont 1955
Aequitriradites spinulosus Cookson and Dettmann 1958
Aequitriradites acusus Dettmann 1963
Angiospermae
  -
Retimonocolpites matruhensis, Retimonocolpites "sp. 2 reticulate", Retimonocolpites pennyi n. sp., Retimonocolpites "sp. 1", Retimonocolpites cf. pennyi, Retimonocolpites pennyi
Retimonocolpites cf. pennyi Schrank and Mahmoud 2002
Retimonocolpites pennyi Schrank and Mahmoud 2002
 Mesangiosperms - Liliaceae
Liliacidites sp.
Liliacidites sp. Couper 1953
 Chloranthales - Chloranthaceae
Clavatipollenites sp., Clavatipollenites cf. hughesii
  -
Afropollis "column operculatus gr"
Dicotyledoneae
  -
Retiacolpites columellatus, Retiacolpites "sp. 1"
Retiacolpites "sp. 1" Schrank and Mahmoud 2002
Angiospermae
  -
Stellatopollis bituberensis, Stellatopollis spp.
Stellatopollis spp. Doyle 1976
 Coniferales - Podocarpaceae
Callialasporites microvelatus
Callialasporites microvelatus Schulz 1966 podocarp
Algae
  - Zygnemataceae
Ovoidites parvus
Ovoidites parvus Nakoman 1966
Equisetopsida
 Pinidae - Pinidae
Balmeiopsis limbatus, Balmeisporites sp., Balmeisporites "sp. 1", Araucariacites spp., Classopollis spp.
Balmeisporites sp. Cookson and Dettmann 1958
Balmeisporites "sp. 1" Cookson and Dettmann 1958
Araucariacites spp. Cookson and Couper 1953
Classopollis spp. Pflug 1953
 Cupressales - Pinidae
"Spheripollenites scabratus" = Sphaeripollenites, "Spheripollenites spp." = Sphaeripollenites
"Spheripollenites scabratus" = Sphaeripollenites
"Spheripollenites spp." = Sphaeripollenites Couper 1958
Cycadopsida
 Gnetales -
Steevesipollenites sinuosus
Steevesipollenites sinuosus Azema and Boltenhagen 1974 cycads
 Cycadales -
Eucommiidites spp.
Eucommiidites spp. Erdtman 1948 cycads
Cycadopites
  -
Cycadopites spp.
Cycadopites spp. Wodehouse 1933
Concavissimisporites
  -
Concavissimisporites sp., Concavissimisporites punctatus
Concavissimisporites sp. Delcourt and Sprumont 1955
Ginkgoopsida
 Ephedrales -
Ephedripites spp., Ephedripites multicostatus, Ephedripites jansonii
Ephedripites spp. Bolkhovitina and Potonié 1958
Ephedripites jansonii Muller 1968
Lycopodiopsida
 Lycopodiales -
Retitriletes sp.
Retitriletes sp. Pierce 1961 clubmoss
 Selaginellales - Selaginellaceae
Neoraistrickia sp.
Neoraistrickia sp. Potonié 1956 spikemoss
Chomotriletes
  -
Chomotriletes sp., Chomotriletes minor
Chomotriletes sp. Naumova 1953
Chomotriletes minor Pocock 1970
Dinophyceae
  -
Spiniferites "sp. short spined"
 Gonyaulacales - Areoligeraceae
Cyclonephelium vannophorum, Circulodinium deflandrei
 Gonyaulacales - Ceratiaceae
Odontochitina operculata, Pseudoceratium "sp. cf. P. retusum"
Odontochitina operculata Deflandre 1935
 Gonyaulacales - Gonyaulacaceae
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
 Peridiniales - Peridiniaceae
Subtilisphaera perlucida
Subtilisphaera perlucida Jain and Millepied 1973
Transitoripollis
  -
"Transitoripollis sp." = Tucanopollis
"Transitoripollis sp." = Tucanopollis Regali 1989
Tucanopollis
  -
Tucanopollis annulatus, Tucanopollis annulatus n. sp.
Tucanopollis annulatus Schrank and Mahmoud 2002
Tucanopollis annulatus n. sp. Schrank and Mahmoud 2002