Dakhla Oasis Area, Tda-2b (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 139501: authorized by Carlos Jaramillo, entered by Gabriela Doria on 12.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Hepaticae
  -
Zlivisporis blanensis Pacltova 1961 liverwort
Marchantiopsida
 Sphaerocarpales -
Aequitriradites spp. Delcourt and Sprumont 1955
Algae
  - Zygnemataceae
Ovoidites parvus Nakoman 1966
Lycopodiopsida
 Selaginellales - Selaginellaceae
Neoraistrickia sp. PotoniƩ 1956 spikemoss
 Lycopodiales -
Retitriletes sp. Pierce 1961 clubmoss
Equisetopsida
 Pinidae - Pinidae
Classopollis spp. Pflug 1953
Araucariacites spp. Cookson and Couper 1953
Cycadopsida
 Cycadales -
Eucommiidites spp. Erdtman 1948 cycads
Ginkgoopsida
 Ephedrales -
Ephedripites spp. Bolkhovitina and PotoniƩ 1958
Dicotyledoneae
  -
Angiospermae
 Chloranthales - Chloranthaceae
  -
 Coniferales - Podocarpaceae
Callialasporites microvelatus Schulz 1966 podocarp
Triplanosporites
  -
Pteridopsida
  -
Cyathidites sp. Couper 1953
Deltoidospora spp. Miner 1935
Todisporites minor Couper 1953
Polypodiopsida
  -
Verrucosisporites spp. Potonie and Kremp 1954
 Polypodiales - Polypodiidae
Contignisporites sp. Dettmann 1963
 Gleicheniales - Polypodiidae
 Schizaeales - Polypodiidae
Cicatricosisporites spp. Potonie and Gelletich 1933
  - Blechnaceae
Leptolepidites sp. Couper 1953
  -
Biretisporites sp. Delcourt et al. 1963
Biretisporites potoniaei Delcourt and Sprumont 1955
 Life -
Chomotriletes
  -
Chomotriletes sp. Naumova 1953
Chomotriletes minor Pocock 1970
Transitoripollis
  -
"Transitoripollis sp." = Tucanopollis
"Transitoripollis sp." = Tucanopollis Regali 1989
Tucanopollis
  -
Tucanopollis annulatus Schrank and Mahmoud 2002