Seismic Reflector Horizon A (Cretaceous to of Bahamas)

Where: cat Island, Bahamas (24.9° N, 73.8° W: paleocoordinates 17.7° N, 39.4° W)

• coordinate stated in text

When: Albian to Albian (113.0 - 93.5 Ma)

Environment/lithology: coastal; lithified, brown, silty claystone and lithified, ooidal, black, argillaceous claystone

Size class: microfossils

Preservation: soft parts, original sporopollenin

Collection methods: surface (in situ), chemical

Primary reference: D. Habib. 1969. Middle Cretaceous palynomorphs in a deep-sea core from the Seismic Reflector Horizon A outcrop area. Micropaleontology 15(1):1-4 [C. Jaramillo/G. Doria/A. Cardenas ]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 140569: authorized by Carlos Jaramillo, entered by Gabriela Doria on 12.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Ostracoda
 Myodocopida - Polycopidae
Schizosporis
  -
Sphenopsida
  -
Retitricolpites
  -
Psilatricolpites
  -
Pinopsida
 Pinales - Podocarpaceae
 Pinales - Araucariaceae
 Pinales - Cheirolepidiaceae
 Pinales -
"Tsugaepollenites discoides" = Callialasporites, "Tsugaepollenites dampieri" = Callialasporites dampieri
"Tsugaepollenites discoides" = Callialasporites
"Tsugaepollenites dampieri" = Callialasporites dampieri Dev 1961
Gymnospermopsida
  -
Ginkgoopsida
 Ephedrales - Ephedraceae
Ephedripites multicostatus Brenner 1963 jointfir
Monocotyledoneae
 Arecales - Palmae
  -
 Liliales - Liliidae
Cycadopsida
 Cycadales -
Eucommiidites troedssonii Potonié 1958 cycads
Concavisporites
  -
Pteridopsida
  -
Todisporites minor Couper 1953
  - Polypodiaceae
  - Ophioglossaceae
  -
 Schizaeales -
Appendicisporites tricornitatus Weyland and Greifeld 1953
 Schizaeales - Schizaeaceae
 Gleicheniales - Gleicheniaceae
  -
Ischyosporites punctatus Cookson and Dettmann 1958
Lycopsida
 Lycopodiales -
  - Lycopodiaceae
Triplanosporites sinuosus
  -
Triplanosporites sinuosus Thomson and Pflug 1953
Taurocusporites segmentatus
  -
Taurocusporites reduncus
  -
Foraminisporis
  -
Foraminisporis dailyi Dettmann 1963
Bryopsida
  -
Magnoliopsida
 Magnoliales - Chloranthaceae
  -
 Gymnospermophyta -
Ginkgocycadophytus
  -
Pinidae
 Cupressales - Pinidae
Inaperturopollenites dubius Thomson and Pflug 1953
Tricolpopollenites
  -