Table T7. Distribution of planktonic foraminifers, Hole 1257B.
Core, section, interval (cm)
Depth (mbsf)
Zone
Age
Preservation
Abundance
Favusella washitensis
Globigerinelloides bentonensis
Hedbergella delrioensis
Hedbergella planispira
Heterohelix moremani
Globigerinelloides caseyi
Heterohelix reussi
Hastigerinoides watersi
Heterohelix globulosa
Whiteinella baltica
Costellagerina libyca
Hedbergella amabilis
Dicarinella imbricata
Whiteinella inornata
Clavihedbergella simplex
Hastigerinoides subdigitata
Archaeoglobigerina cretacea
Contusotruncana fornicata
Globotruncana aegyptiaca
Globotruncana arca
Globotruncana esnehensis
Globotruncanella havanensis
Globotruncanita stuarti
Globigerinelloides prairiehillensis
Pseudoguembelina costulata
Rugoglobigerina rugosa
Rugotruncana subcircumnodifer
Archaeoglobigerina blowi
Globotruncana linneiana
Laeviheterohelix glabrans
Globotruncana ventricosa
Contusotruncana plummerae
Gansserina gansseri
Rugoglobigerina pennyi
Chiloguembelina wilcoxensis
207-1257B-







































1R-1, 0–1 40.00 P18 early Oligocene P F


































1R-2, 47–49 41.97 P16 late Eocene G A


































1R-3, 74–77 43.74 P14 middle Eocene G A


































2R-CC, 14–19 49.35 P14 middle Eocene M F


































3R-CC, 21–26 55.38 P11 middle Eocene M C


































4R-CC, 16–21 66.32 P6 early Eocene P C

































X
5R-CC, 12–17 73.90 P6 early Eocene
B


































6R-CC, 10–15 80.07 P5 early Eocene P C


































7R-1, 29–31 88.59 P5 late Paleocene P C


































7R-CC, 21–26 91.51 P4 late Paleocene G C


































8R-CC, 21–26 106.54 P4 late Paleocene M C


































9R-CC, 30–35 117.51 P4 late Paleocene G C


































10R-CC, 10–15 127.09 P4 late Paleocene G C


































11R-CC, 5–10 135.94 P4 late Paleocene G C

































X
12R-CC, 17–22 145.98 KS30 early Maastrichtian–late Campanian P F

















X


X X
X

X X
X X X
13R-CC, 0–6 154.43 KS29~ late Campanian~ M C
















X X


R
X X

X X X



14R-1, 111–116 156.61 KS29~ late Campanian~ P F

















X





X
X X X




15R-1, 0–2 165.10 KS29~ late Campanian~ P C















X X X X


X X X X







16R-CC, 4–9 170.14 KS29~ late Campanian~ P R















X X X X X X X











19R-CC, 14–16 186.66 Not defined Coniacian M F



X


X

X
X X X


















20R-CC, 8–11 190.10 Not defined Coniacian G F





X
X X

X X




















21R-CC, 18–20 196.02 Not defined No age assignment M R

X X



X X
























22R-CC, 19–21 201.29 Not defined No age assignment G F

X


X
X X X X






















23R-2, 70–71 204.61 Not defined No age assignment P F

X


X X X X
























24R-4, 55–56 212.51 Not defined Turonian? M R

X

X X



























25R-1, 149–150 214.09 Not defined No age assignment P R

X
X





























26R-CC, 18–20 219.94


B


































27R-CC, 20–23 226.92 Not defined Albian? P R X X X X






























 
Core, section, interval (cm)
Depth (mbsf)
Zone
Age
Preservation
Abundance
Globanomalina pseudomenardii
Morozovella acuta
Morozovella aequa
Morozovella apanthesma
Morozovella occlusa
Morozovella velascoensis
Subbotina triangularis
Subbotina triloculinoides
Subbotina velascoensis
Acarinina mckannai
Acarinina nitida
Acarinina coalingensis
Acarinina soldadoensis
Globanomalina planoconica
Morozovella edgari
Morozovella subbotinae
Subbotina patagonica
Planorotalites pseudoscitula
Pseudohastigerina micra
Acarinina esnaensis
Acarinina wilcoxensis
Morozovella gracilis
Turborotalia praecentralis
Acarinina bullbrooki
Acarinina rohri
Igorina broedermanni
Morozovella aragonensis
Morozovella spinulosa
Muricoglobigerina senni
Subbotina boweri
Acarinina praetopilensis
Globigerinatheka mexicana
Globigerinatheka tropicalis
Turborotalia pomeroli
Turborotalia cerroazulensis
207-1257B-







































1R-1, 0–1 40 P18 early Oligocene P F


































1R-2, 47–49 41.97 P16 late Eocene G A

















X













X X
1R-3, 74–77 43.74 P14 middle Eocene G A























X







X X
2R-CC, 14–19 49.35 P14 middle Eocene M F























X

X X
X X X X
3R-CC, 21–26 55.38 P11 middle Eocene M C






















X X X X X X X




4R-CC, 16–21 66.32 P6 early Eocene P C









X
X

X

X X X X X











5R-CC, 12–17 73.9 P6 early Eocene
B


































6R-CC, 10–15 80.07 P5 early Eocene P C
X X
X
X X

X
X



X X















7R-1, 29–31 88.59 P5 late Paleocene P C
X X

X

X

X X X X X X

















7R-CC, 21–26 91.51 P4 late Paleocene G C
X X X X X X X X

X X





















8R-CC, 21–26 106.54 P4 late Paleocene M C X X X X X
X X X
X























9R-CC, 30–35 117.51 P4 late Paleocene G C X X X X X X X
X

























10R-CC, 10–15 127.09 P4 late Paleocene G C X X X

X X
X X
























11R-CC, 5–10 135.94 P4 late Paleocene G C X X X X X X X X X

























12R-CC, 17–22 145.98 KS30 early Maastrichtian–late Campanian P F


































13R-CC, 0–6 154.43 KS29~ late Campanian~ M C


































14R-1, 111–116 156.61 KS29~ late Campanian~ P F


































15R-1, 0–2 165.1 KS29~ late Campanian~ P C


































16R-CC, 4–9 170.14 KS29~ late Campanian~ P R


































19R-CC, 14–16 186.66 Not defined Coniacian M F


































20R-CC, 8–11 190.1 Not defined Coniacian G F


































21R-CC, 18–20 196.02 Not defined No age assignment M R


































22R-CC, 19–21 201.29 Not defined No age assignment G F


































23R-2, 70–71 204.61 Not defined No age assignment P F


































24R-4, 55–56 212.51 Not defined Turonian? M R


































25R-1, 149–150 214.09 Not defined No age assignment P R


































26R-CC, 18–20 219.94


B


































27R-CC, 20–23 226.92 Not defined Albian? P R


































 
Core, section, interval (cm)
Depth (mbsf)
Zone
Age
Preservation
Abundance
Catapsydrax dissimilis
Catapsydrax unicavus
Globigerina pseudovenezuelana
Globigerina yeguaensis
Globorotaloides suteri
Hantkenina alabamensis
Subbotina gortanii
Subbotina linaperta
Turborotalia increbescens
Turborotalia pseudoampliapertura
Chiloguembelina cubensis
Dentoglobigerina galavisi
Globigerina euapertura
Turborotalia ampliapertura
207-1257B-


















1R-1, 0–1 40 P18 early Oligocene P F X X

X




X X X X
1R-2, 47–49 41.97 P16 late Eocene G A X X X X X X X X X X



1R-3, 74–77 43.74 P14 middle Eocene G A













2R-CC, 14–19 49.35 P14 middle Eocene M F













3R-CC, 21–26 55.38 P11 middle Eocene M C













4R-CC, 16–21 66.32 P6 early Eocene P C













5R-CC, 12–17 73.9 P6 early Eocene
B













6R-CC, 10–15 80.07 P5 early Eocene P C













7R-1, 29–31 88.59 P5 late Paleocene P C













7R-CC, 21–26 91.51 P4 late Paleocene G C













8R-CC, 21–26 106.54 P4 late Paleocene M C













9R-CC, 30–35 117.51 P4 late Paleocene G C













10R-CC, 10–15 127.09 P4 late Paleocene G C













11R-CC, 5–10 135.94 P4 late Paleocene G C













12R-CC, 17–22 145.98 KS30 early Maastrichtian–late Campanian P F













13R-CC, 0–6 154.43 KS29~ late Campanian~ M C













14R-1, 111–116 156.61 KS29~ late Campanian~ P F













15R-1, 0–2 165.1 KS29~ late Campanian~ P C













16R-CC, 4–9 170.14 KS29~ late Campanian~ P R













19R-CC, 14–16 186.66 Not defined Coniacian M F













20R-CC, 8–11 190.1 Not defined Coniacian G F













21R-CC, 18–20 196.02 Not defined No age assignment M R













22R-CC, 19–21 201.29 Not defined No age assignment G F













23R-2, 70–71 204.61 Not defined No age assignment P F













24R-4, 55–56 212.51 Not defined Turonian? M R













25R-1, 149–150 214.09 Not defined No age assignment P R













26R-CC, 18–20 219.94


B













27R-CC, 20–23 226.92 Not defined Albian? P R













Notes: Preservation: G = good, M = moderate, P = poor. Abundance: A = abundant, C = common, F = few, R = rare, B = barren.