Conrad 10-283: Albian - Cenomanian, Bahamas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Abietoneapollenites dunrobinensis
Paravisaccites majesticus
Ephedrippites fusiformis
Ttricolpopollenites polyhedrus
Ostracoda - Myodocopida - Polycopidae
Discoidella hannae
unclassified
Endosporites informal sp. A Wilson and Coe
Pteridopsida
Matonisporites equiexinous
Matonisporites impensus
Matonisporites informal sp. A Couper 1958
Matonisporites excavatus Brenner 1963
Cyathidites australis Couper 1953
Cyathidites minor Couper 1953
Todisporites minor Couper 1953
Pteridopsida - Ophioglossales - Ophioglossaceae
Lycopodiacidites ambifoveolatus Brenner 1963
unclassified
Triplanosporites sinuosus Thomson and Pflug 1953
Polypodiopsida - Gleicheniaceae
Gleicheniidites severus
Gleicheniidites lamontensis
Gleicheniidites triangulus
Gleicheniidites apilobatus Brenner 1963
Gleicheniidites circinidites Dettmann 1963
Gleicheniidites senonicus Ross 1949
Polypodiopsida - Schizaeales - Schizaeaceae
Cicatricosisporites australiensis Potonié 1956
Undulatisporites sinuosus
Polypodiopsida - Schizaeales
Appendicisporites tricornitatus Weyland and Greifeld 1953
Polypodiopsida - Polypodiaceae
Laevigatosporites scabratus
Laevigatosporites ovatus Wilson and Webster 1946
Verrucatosporites ? rugulatus
unclassified
Apiculatisporis babsae Brenner 1963
Concavisporites verrucosus
Ginkgocycadophytus nitidus de Jersey 1962
Coniferales
Taxodiaceaepollenites hiatus
Coniferales - Podocarpaceae
Platysaccus elizabethae
Parvisaccites radiatus Couper 1958
Tsugaepollenites dampieri (Balme 1957)
original and current combination Zonallapollenites dampieri
Pinopsida - Pinales - Taxaceae
Abietineaepollenites microreticulatus
Angiospermae
Monosulcites minimus Cookson 1947
Monosulcites epakros Brenner 1963
Palmidites maximus
spelled with current rank as Monosulcites (Palmidites)
Monosulcites chaloneri Brenner 1963
Angiospermae - Chloranthales - Chloranthaceae
Clavatipollenites maximus
Clavatipollenites hughesii Kemp 1968
Angiospermae - Arecaceae
Palmaepollenites asymmetricus
Angiospermae - Liliaceae
Liliacidites dividuus
Angiospermae - Gunnerales
Tricolpites auritus
Sphenopsida
Calamospora mesozoica Couper 1958
Ginkgoopsida - Caytoniales
Vitreisporites pallidus Nilsson 1958
Ginkgoopsida - Ephedrales
Ephedripites multicostatus Brenner 1963
Cycadopsida - Cycadales
Eucommiidites troedssonii Potonié 1958
unclassified
Psilatricolpites psilatus Potonié 1966
Retitricolpites sphaeroides
Retitricolpites magnificus
Retitricolpites georgensis Brenner 1963
Equisetopsida
Foraminisporis dailyi Dettmann 1963
Equisetopsida - Araucariaceae
Araucariacites limbatus Habib 1969
Equisetopsida - Cheirolepidiaceae
Classopollis torosus Burger 1965
Equisetopsida - Cupressales
Spheripollenites psilatus
original and current combination Sphaeripollenites
Inaperturopollenites dubius Thomson and Pflug 1953
Gymnospermopsida
Laricoidites magnus
unclassified
Hymenophyllumsporites pseudoreticulus
Bryopsida
Stereisporites antiquasporites Dettmann 1963
unclassified
Taurocusporites segmentatus Stover 1962
Taurocusporites reduncus Stover 1962
Lycopodiopsida - Selaginellales
Camarozonosporites rudis Klaus 1960
Lycopodiopsida - Lycopodiales - Lycopodiaceae
Lycopodiumsporites clavatoides Couper 1958
Lycopodiumsporites austroclavatidites Potonié 1956
unclassified
Exesipollenites tumulus Balme 1957
Alisporites bilateralis Rouse 1959
Rugubivesiculites reductus
Tricolpopollenites minutus Brenner 1963
see common names

Geography
Country:Bahamas State/province:Off-shore
Coordinates: 24.9° North, 73.8° West (view map)
Paleocoordinates:17.7° North, 39.4° West
Basis of coordinate:stated in text
Time
Period:Cretaceous
Key time interval:Albian - Cenomanian
Age range of interval:113.00000 - 93.90000 m.y. ago
Stratigraphy
Lithology and environment
Primary lithology:brown lithified calcareous sandstone
Secondary lithology:massive,black lithified argillaceous claystone
Lithology description: Pale brown foraminiferal sand/ Well compacted interbedded black clay
Environment:marine indet.
Taphonomy
Modes of preservation:soft parts,original sporopollenin
Size of fossils:microfossils
Collection methods and comments
Collection excludes:all microfossils
Collection methods:hydrochloric,hydroflouric,sieve
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:142274
Authorizer:C. Jaramillo Enterer:G. Doria
Research group:paleobotany
Created:2013-04-07 10:56:04 Last modified:2013-04-06 19:56:04
Access level:the public Released:2013-04-07 10:56:04
Creative Commons license:CC BY
Reference information

Primary reference:
46192. D. Habib. 1970. Middle Cretaceous palynomorph assemblages from clays near the Horizon Beta deep-sea outcrop. Micropaleontology 16:345-379 [C. Jaramillo/G. Doria/A. Cárdenas]