Conrad 10-283 (Cretaceous to of Bahamas)
Where: Off-shore, Bahamas (24.9° N, 73.8° W: paleocoordinates 17.7° N, 39.4° W)
• coordinate stated in text
When: Albian to Albian (113.0 - 93.9 Ma)
Environment/lithology: marine; lithified, brown, calcareous sandstone and lithified, massive, black, argillaceous claystone
• Pale brown foraminiferal sand/ Well compacted interbedded black clay
Size class: microfossils
Preservation: soft parts, original sporopollenin
Collection methods: hydrochloric, hydroflouric, sieve
Primary reference: 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. Cardenas ]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 142274: authorized by Carlos Jaramillo, entered by Gabriela Doria on 07.04.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| unclassified | |
| Gymnospermopsida | |
| Retitricolpites | |
| Psilatricolpites | |
|
Psilatricolpites psilatus Potonié 1966 | |
| Equisetopsida | |
|
Araucariacites limbatus Habib 1969
Classopollis torosus Burger 1965 | |
Inaperturopollenites dubius, "Spheripollenites psilatus" = Sphaeripollenites
Inaperturopollenites dubius Thomson and Pflug 1953
"Spheripollenites psilatus" = Sphaeripollenites | |
|
Foraminisporis dailyi Dettmann 1963 | |
| Ginkgocycadophytus | |
|
Ginkgocycadophytus nitidus de Jersey 1962 | |
| Exesipollenites tumulus | |
|
Exesipollenites tumulus Balme 1957 | |
| Alisporites | |
|
Alisporites bilateralis Rouse 1959 | |
| Rugubivesiculites | |
| Hymenophyllumsporites | |
| Endosporites | |
|
Endosporites "sp. A" Wilson and Coe | |
| Pinopsida | |
|
Tsugaepollenites dampieri Balme 1957 podocarp
Parvisaccites radiatus Couper 1958 podocarp
Platysaccus elizabethae podocarp | |
| Angiospermae | |
"Palmidites maximus" = Monosulcites (Palmidites), Monosulcites epakros, Monosulcites chaloneri, Monosulcites minimus
"Palmidites maximus" = Monosulcites (Palmidites)
Monosulcites epakros Brenner 1963
Monosulcites chaloneri Brenner 1963
Monosulcites minimus Cookson 1947 | |
| Concavisporites | |
| Triplanosporites sinuosus | |
|
Triplanosporites sinuosus Thomson and Pflug 1953 | |
| Apiculatisporis | |
|
Apiculatisporis babsae Brenner 1963 | |
| Polypodiopsida | |
|
Laevigatosporites ovatus Wilson and Webster 1946 | |
|
Appendicisporites tricornitatus Weyland and Greifeld 1953
Cicatricosisporites australiensis Potonié 1956 | |
Gleicheniidites severus, Gleicheniidites lamontensis, Gleicheniidites triangulus, Gleicheniidites senonicus, Gleicheniidites apilobatus, Gleicheniidites circinidites
Gleicheniidites senonicus Ross 1949
Gleicheniidites apilobatus Brenner 1963
Gleicheniidites circinidites Dettmann 1963 | |
| Pteridopsida | |
Matonisporites equiexinous, Matonisporites impensus, Matonisporites "sp. A", Matonisporites excavatus, Cyathidites australis, Cyathidites minor, Todisporites minor
Matonisporites "sp. A" Couper 1958
Matonisporites excavatus Brenner 1963
Cyathidites australis Couper 1953
Cyathidites minor Couper 1953
Todisporites minor Couper 1953 | |
|
Lycopodiacidites ambifoveolatus Brenner 1963 | |
| Bryopsida | |
|
Stereisporites antiquasporites Dettmann 1963 | |
| Taurocusporites segmentatus | |
|
Taurocusporites segmentatus Stover 1962 | |
| Taurocusporites reduncus | |
|
Taurocusporites reduncus Stover 1962 | |
| Ginkgoopsida | |
|
Ephedripites multicostatus Brenner 1963 | |
|
Vitreisporites pallidus Nilsson 1958 | |
| Cycadopsida | |
|
Eucommiidites troedssonii Potonié 1958 cycads | |
| Sphenopsida | |
|
Calamospora mesozoica Couper 1958 | |
| Lycopodiopsida | |
|
Camarozonosporites rudis Klaus 1960 clubmoss | |
|
Lycopodiumsporites austroclavatidites Potonié 1956 clubmoss
Lycopodiumsporites clavatoides Couper 1958 clubmoss | |
| Ostracoda | |
|
Discoidella hannae ostracod | |
| Tricolpopollenites | |
|
Tricolpopollenites minutus Brenner 1963 | |