West Tiba-1, Zone PII, Sample 13 (Cretaceous of Egypt)

Where: Western Desert, Egypt (31.0° N, 27.8° E: paleocoordinates 9.7° N, 24.8° E)

• coordinate estimated from map

When: Alam El-Beuib Member (Burg El-Arab Formation), Hauterivian (132.9 - 129.4 Ma)

Environment/lithology: terrestrial; lithified, argillaceous, muddy mudstone and lithified, argillaceous, silty shale

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 139324: authorized by Carlos Jaramillo, entered by Gabriela Doria on 11.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Pinales - Araucariaceae
Araucariacites sp. Cookson and Couper 1953
 Pinales - Cheirolepidiaceae
Classopollis sp. Pflug 1953
Classopollis torosus Burger 1965
 Pinales -
 Ephedrales - Ephedraceae
Ephedripites spp. Bolkhovitina and PotoniƩ 1958 jointfir
Cycadopites spp. Wodehouse 1933
Concavisporites sp. Delcourt and Sprumont 1955
Pilosisporites sp. Delcourt and Sprumont 1955
Todisporites minor Couper 1953
Matonisporites sp. Couper 1958
 Salviniales - Marsileaceae
Crybelosporites sp. Dettmann 1963
 Schizaeales - Schizaeaceae
Biretisporites sp. Delcourt et al. 1963
Biretisporites potoniaei Delcourt and Sprumont 1955
 Gleicheniales - Gleicheniaceae
Gleicheniidites spp. Dettmann 1963
Deltoidospora spp. Miner 1935
Leptolepidites sp. Couper 1953
 Cupressales - Pinidae
Inaperturopollenites spp. PotoniƩ 1966