Berggren, W. A. (1971): Paleogene planktonic foraminifera faunas on Legs I-IV (Atlantic Ocean), JOIDES Deep Sea Drilling Program; a synthesis. Rome, International, Proceedings - Planktonic Conference, 2 (1), 57-66, georefid:1972-073117

Abstract:
Tropical belt of wider latitudinal range during early Cenozoic than in late Cenozoic, zonation supports lateral sea-floor spreading, Cretaceous-Tertiary boundary discussed, "Horizon A" identified and suggestive of change in oceanographic circulation
Coverage:
West: -62.0000 East: 3.0000 North: 60.0000 South: -57.0000
West: NaN East: NaN North: NaN South: NaN
Data access:
Provider: SEDIS Publication Catalogue
Data set link: http://sedis.iodp.org/pub-catalogue/index.php?id=1972-073117 (c.f. for more detailed metadata)
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