Table T4. Distribution of Cenozoic and Cretaceous benthic foraminifers, Hole 1212A.
Core, section
Depth
(mbsf)
Nannofossil
zone/subzone
Size
fraction
(µm)
Preservation Benthic abundance Trocospiral forms Other forms Buliminids
Oridorsalis umbonatus
Nuttallides truempyi
Osangularia velascoensis
Gavelinella beccariiformis
Gyroidinoides globosus
Gyroidinoides spp.
Conorbinoides hillebrandti
Quadrimorphina profunda
Clinapertina complanata
Oridorsalis tener
Anomalinoides globulosus
Pullenia quinqueloba
Pullenia bulloides
Cibicidoides mundulus
Cibicidoides wuellerstorfi
Gyroidinoides girardanus
Cibicidoides bradyi
Cibicidoides incrassatus
Cibicidoides subhaidingeri
Aragonia velascoensis
Lenticulina spp.
Aragonia ouezzanensis
Dentalina spp.
Nodosaria spp.
Neoflabellina semireticulata
Pleurostomella spp.
Pyrgo murrhina
Chrysalogonium longicostatum
Quadrimorphina spp.
Pyrgo lucernula
Sphaeroidina bulloides
Bulimina velascoensis
Buliminella grata
Quadratobuliminella pyramidalis
Bulimina trinitatensis
Bulimina jarvisi
Bulimina impendens
Bulimina striata
198-1212A-










































1H-CC 4.91 CN14b >250 VG F








R

F F T
R R T






R

R R





R
3H-CC 24.34 CN13 >250 G F








C

F
F T





T


R
R








5H-CC 43.37 CN12a >250 G F








R

R
C










R T R








6H-CC 49.38 CN10c >250 G F








T

R R A










F










7H-CC 57.36 CN9c >250 G A








R R R R








R

R F










8H-CC 66.49 CP12 >125 M T-R
R





R T











R








R

A T
9H-CC 75.78 u.CP8 >125 M T R A




R










T

T R T T







T


10H-CC 85.88 CP5 >125 M C F F


R R












R T R R T












11H-CC 92.20 CP3 >125 M R F R

R
R












T T R T








T R


12H-CC 99.79 CP2 >125 M A C R R T R R












C T T T







R T




13H-CC 106.33 CC26 >125 G F F R T















T T T T














 
Core, section
Depth
(mbsf)
Nannofossil
zone/subzone
Size
fraction
(µm)
Preservation Benthic abundance Stilostomellids Uvigerinids Agglutinated
Stilostomella spp.
Stilostomella subspinosa
Stilostomella abyssorum
Stilostomella gracillima
Uvigerina hispidocostata
Uvigerina hispida
Uvigerina spinicostata
Uvigerina peregrina
Tritaxia globulifera
Tritaxia rugolosa
Tritaxia spp.
Gaudryina pyramidata
Spiroplectammina spectabilis
Spiroplectammina jarvisi
Marssonella trochoides
Karreriella bradyi
Martinottiella sp.
Eggerella bradyi
1H-CC 4.91 CN14b >250 VG F



T R
T









3H-CC 24.34 CN13 >250 G F



R R T









R
5H-CC 43.37 CN12a >250 G F



T










R
6H-CC 49.38 CN10c >250 G F

F R










T R
7H-CC 57.36 CN9c >250 G A
C A F










F F
8H-CC 66.49 CP12 >125 M T-R

















9H-CC 75.78 u.CP8 >125 M T

















10H-CC 85.88 CP5 >125 M C R








C

T R


11H-CC 92.20 CP3 >125 M R R







C F

R



12H-CC 99.79 CP2 >125 M A







R
C R T R



13H-CC 106.33 CC26 >125 G F







R R R R
T



Notes: Preservation: VG = very good, G = good, M = moderate. Abundance: A = abundant, C = common, F = few, R = rare, T = trace.