Table T2. Stratigraphic distribution of calcareous nannofossils from Hole 1069A.
|
Age
|
Core,
section, interval (cm)
|
Depth (mbsf)
|
Abundance
|
Preservation
|
Coccospheres
(various taxa)
|
Axopodorhabdus
cylindratus
|
Axopodorhabdus
sp.
|
Conusphaera
mexicana mexicana (4-9
µm)
|
Conusphaera
mexicana minor
|
Corollithion
sp.
|
Cruciellipsis
cuvillieri
|
Cyclagelosphaera
deflandrei
|
Cyclagelosphaera
margerelii
|
Diadorhombus
rectus*
|
Diazomatolithus
galicianus
|
Diazomatolithus
lehmanii
|
Discorhabdus
corollatus
|
Discorhabdus
patulus
|
Ellipsagelosphaera
britannica
|
Hexapodorhabdus
cuvillieiri
|
Microstaurus
chiastius
|
Microstaurus
quadratus
|
Paleopontosphaera
dubia
|
Paleopontosphaera
erismata
|
Polypodorhabdus
escaigii
|
Stephanolithion
bigotii
|
Stradnerlithus
sexiramatus
|
Tubirhabdus
patulus
|
Umbria
granulosa minor
|
Watznaueria
barnesae
|
Watznaueria
ovata
|
Zeughrabdotus
embergerii
|
Zeugrhabdotus
erectus
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 173-1069A- | |||||||||||||||||||||||||||||||||
| late Tithonian | 16R-3, 129 | 867.90 | A | G | C | R | R | F | R | P | R | F | F | P | R | F | R | R | C | P | R | P | F | F | R | P | R | R | R | A | R | R | R |
Notes: * = may be a downhole contaminant. Abundance: A = abundant, C = common, F = few, R = rare, P = present. Preservation: G = good. Shaded cells = primary biostratigraphic index species.