AGE

BOLLI,

1966

BLOW,

1969

Proposed

In this study

ZONE

DEPTH

(m)

LOWER

PLIOCENE

Globorotalia margaritae

Globorotalia tumida tumida - Spaeroidinellopsis subdehiscens

paenedehiscence

Globorotalia margaritae

N18

1816

MESSINIAN

Globorotalia humerosa

Globorotalia tumida plesiotumida

Globorotalia merotumida

N17

2150

TORTONIAN

Globorotalia acostaensis

Globorotalia acostaensis - Globorotalia

merotumida

Globorotalia acostaensis

N16

2265

Globorotalia menardii

Globorotalia continuosa

Globorotalia menardii

N15

2307

Globorotalia mayeri

Globigerina nepenthes - Globorotalia siakensis

Globigerina nepenthes

N14

2556

SERRAVALLIAN

Globigerinoides ruber

Globorotalia siakensis

Globorotalia siakensis

N13

2600

Globorotalia foshi robusta

Globorotalia fohsi

Globorotalia fohsi

N12

2681

Globorotalia foshi lobata

Globorotalia praefohsi

Globorotalia praefohsi

N11

2720

LANGHIAN

Globorotalia fohsi fohsi

Globorotalia peripheroacuta

Globorotalia peripheroacuta

N10

2785

Globorotalia fohsi

peripheroronda

Orbulina surturalis -

Globorotalia peripheroronda

Orbulina suturalis

N9

2860

Praeorbulina glomerosa

Praeorbulina glomerosa curva

Praeorbulina sicana

N8

2926

BURDIGALIAN

Globigerinoides altiaperturus

Praeorbulina glomerosa sicana

Catapsydrax dissimilis

N7

3195

Catapsydrax stainforthi

Globigerinatella insueta/ Globigerinita dissimilis

Globigerinatella insueta

N6

3290

AQUITANIAN

Catapsydrax stainforthi

Globoquadrina dehiscens praedehiscens/ Globoquadrina dehiscens dehiscens

Paragloborotalia kugleri

N5

3324

Globorotalis kugleri

Globigerinoides quadrilobatus primordius/Globorotalia kugleri

Globorotalis kugleri

N4

3400