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, graded, calcareous sandstone and lithified, black, green, argillaceous claystone
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 142272: authorized by Carlos Jaramillo, entered by Gabriela Doria on 07.04.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Lycopodiopsida | |
Lycopodiumsporites austroclavatidites Potonié 1956 clubmoss
Lycopodiumsporites clavatoides Couper 1958 clubmoss | |
Camarozonosporites rudis Klaus 1960 clubmoss | |
Pinopsida | |
Tsugaepollenites dampieri Balme 1957 podocarp
Parvisaccites radiatus Couper 1958 podocarp
Platysaccus elizabethae podocarp | |
Angiospermae | |
Monosulcites chaloneri Brenner 1963
Monosulcites minimus Cookson 1947
Monosulcites epakros Brenner 1963 | |
Clavatipollenites hughesii Kemp 1968 | |
Concavisporites | |
Pteridopsida | |
Cyathidites minor, Cyathidites australis, Todisporites minor, Matonisporites equiexinous, Matonisporites impensus, Echinatisporis longechinus
Cyathidites minor Couper 1953
Cyathidites australis Couper 1953
Todisporites minor Couper 1953
Echinatisporis longechinus Krutzsch 1959 | |
Apiculatisporis | |
Apiculatisporis babsae Brenner 1963 | |
Polypodiopsida | |
Laevigatosporites ovatus Wilson and Webster 1946 | |
Gleicheniidites severus, Gleicheniidites lamontensis, Gleicheniidites circinidites, Gleicheniidites apilobatus, Gleicheniidites senonicus
Gleicheniidites circinidites Dettmann 1963
Gleicheniidites apilobatus Brenner 1963
Gleicheniidites senonicus Ross 1949 | |
Appendicisporites tricornitatus Weyland and Greifeld 1953
Cicatricosisporites australiensis Potonié 1956 | |
Cycadopsida | |
Eucommiidites troedssonii Potonié 1958 cycads | |
Sphenopsida | |
Calamospora mesozoica Couper 1958 | |
Ginkgoopsida | |
Vitreisporites pallidus Nilsson 1958 | |
Ephedripites multicostatus Brenner 1963 | |
Bryopsida | |
Stereisporites antiquasporites Dettmann 1963 | |
Taurocusporites reduncus | |
Taurocusporites reduncus Stover 1962 | |
Taurocusporites segmentatus | |
Taurocusporites segmentatus Stover 1962 | |
Psilatricolpites | |
Psilatricolpites psilatus Potonié 1966 | |
Retitricolpites | |
Equisetopsida | |
Foraminisporis dailyi Dettmann 1963 | |
"Spheripollenites psilatus" = Sphaeripollenites, Inaperturopollenites dubius
"Spheripollenites psilatus" = Sphaeripollenites
Inaperturopollenites dubius Thomson and Pflug 1953 | |
Classopollis torosus Burger 1965
Araucariacites limbatus Habib 1969 | |
Gymnospermopsida | |
Alisporites | |
Alisporites bilateralis Rouse 1959 | |
Exesipollenites tumulus | |
Exesipollenites tumulus Balme 1957 | |
Rugubivesiculites | |
Ginkgocycadophytus | |
Ginkgocycadophytus nitidus de Jersey 1962 | |
Ostracoda | |
Discoidella hannae ostracod | |
Tricolpopollenites | |
Tricolpopollenites minutus Brenner 1963 |