West Tiba-1, Zone PIV, Sample 23 (Cretaceous to of Egypt)

Where: Western Desert, Egypt (31.0° N, 27.8° E: paleocoordinates 10.2° N, 23.1° E)

• coordinate estimated from map

When: Bahariya Formation, Late/Upper Albian to Late/Upper Albian (105.3 - 93.5 Ma)

Environment/lithology: terrestrial; lithified dolomite and lithified sandstone

Size class: microfossils

Preservation: soft parts, original sporopollenin

Primary reference: M. S. Mahmoud and A.-R. M. Moawad. 2000. Jurassic-Cretaceous (Bathonian to Cenomanian) palynology and stratigraphy of the West Tiba-1 borehole, northern Western Desert, Egypt. Journal of African Earth Sciences 30:401-416 [C. Jaramillo/G. Doria/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 139336: authorized by Carlos Jaramillo, entered by Gabriela Doria on 11.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Pinopsida
 Pinales - Araucariaceae
Araucariacites sp. Cookson and Couper 1953
 Pinales - Cheirolepidiaceae
Classopollis sp. Pflug 1953
Ginkgoopsida
 Ephedrales - Ephedraceae
Ephedripites spp. Bolkhovitina and Potonié 1958 jointfir
Retimonocolpites
  -
Afropollis jardinus
  -
Afropollis jardinus Doyle et al. 1982
Cycadopsida
 Cycadales -
Eucommiidites sp. Erdtman 1948 cycads
 Gnetales -
Elaterosporites sp. Jardiné 1967 elaterate
Concavisporites
  -
Concavisporites sp. Delcourt and Sprumont 1955
Pteridopsida
 Salviniales - Marsileaceae
Crybelosporites sp. Dettmann 1963
 Schizaeales - Schizaeaceae
  -
Magnoliopsida
  -
Rousea spp. Srivastava 1969
Tricolpites sp. Potonié 1960
Pinidae
 Cupressales - Pinidae