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Pages 80-81

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From page 80...
... labeled them "Cretaceous species" (Figure 4.51. Taxa they considered "survivors" or persistent species are very rare in the Maastrichtian and become dominant only in early Tertiary sediments of middle to high latitudes in the Atlantic (Denmark, Biarritz, Zumaya, DSDP Site 524)
From page 81...
... MASS EXTINCTION EL KEF, TUNISIA 0 UJ at us c' o J if 0 co ._ at: E en: t552 ~ 551 s 550 549 4 i548 547 .546 .545 · 544 -543 -542 _ -541 _ -540 1 ~1 1 i 201 1 1 1 1 L539 CC .


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