part 8 biostrat-larger foram

9
BIOSTRATIGRAPHY LARGER FORAMINIFERA

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Page 1: Part 8 Biostrat-larger Foram

BIOSTRATIGRAPHY

LARGER FORAMINIFERA

Page 2: Part 8 Biostrat-larger Foram

LARGER FORAMINIFERA

INTRODUCTION

Page 3: Part 8 Biostrat-larger Foram

DISTRIBUSI FORAM BESAR

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Klasifikasi Huruf Tersier

• Foram besar mulai aktif dipelajari di Indonesia sejak 1925

• Pioner antara lain:– Van der Vlerk– Umbgrove– Leupold– Rutten– Hohler– Tan Sin Hok– Adam– Hanzawa & Abe

• Klasifikasi Huruf – Pertama di kembangkang oleh van der Vlerk & Umbgrove

(1927), populer karena:• Digunakan huruf- huruf (Ta – Tb)• Sistem klasifikasinya terbuka• Cukup didasarkan atas genus-genus foram besar

– Adam (1970, 1984)

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Klasifikasi Huruf Tersierbiozonasi Tersier berdasar foram besar dari van der Vlerk & Leupold

(1931)

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Klasifikasi Huruf Tersierperkembangan biozonasi Tersier

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Klasifikasi Huruf Tersier biozonasi Tersier (Adam, 1984)

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