Dakhla Oasis Area, Sh-1a (Cretaceous of Egypt)

Where: El Wadi El Gadid, Egypt (25.5° N, 29.0° E: paleocoordinates 3.9° N, 23.7° 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 shale and 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 139495: authorized by Carlos Jaramillo, entered by Gabriela Doria on 12.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Charophyceae
  - Zygnemataceae
Ovoidites parvus Nakoman 1966
Pinopsida
 Pinales - Araucariaceae
Balmeisporites "sp. 1" Cookson and Dettmann 1958
Balmeisporites sp. Cookson and Dettmann 1958
 Pinales - Cheirolepidiaceae
Classopollis spp. Pflug 1953
Ginkgoopsida
 Ephedrales - Ephedraceae
Ephedripites spp. Bolkhovitina and PotoniƩ 1958 jointfir
Ephedripites jansonii Muller 1968 jointfir
Retimonocolpites
  -
Afropollis
  -
Monocotyledoneae
 Liliales - Liliidae
Liliacidites sp. Couper 1953
Cycadopites
  -
Cycadopites spp. Wodehouse 1933
Pteridopsida
  -
Concavissimisporites sp. Delcourt and Sprumont 1955
Cyathidites sp. Couper 1953
 Schizaeales -
Appendicisporites spp. Weyland and Greifeld 1953
 Schizaeales - Schizaeaceae
Cicatricosisporites spp. Potonie and Gelletich 1933
Biretisporites sp. Delcourt et al. 1963
Biretisporites potoniaei Delcourt and Sprumont 1955
  -
Deltoidospora spp. Miner 1935
Triplanosporites
  -
Marchantiopsida
 Sphaerocarpales -
Aequitriradites spp. Delcourt and Sprumont 1955
Bryopsida
  -
Dinophyceae
  -
 Gonyaulacales - Ceratiaceae
Odontochitina operculata Deflandre and Cookson 1955
 Gonyaulacales - Areoligeraceae
 Gonyaulacales - Gonyaulacaceae
Florentinia "sp. short spined" Davey and Verdier 1973
Florentinia laciniata Davey and Verdier 1973
Oligosphaeridium complex Davey and Williams 1966