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C.L.Pillmore, R.H.Tschudy, C.J.Orth et al. 1984 Science, vol. 223: 1180-1183

The end of the Cretaceous: Sharp Boundery or Gradual Transition. W.Alvarez, L.W.Alvarez, F.Asara and H.V.Michel. 1984

Science, vol 223: 1183-1186

End-Cretaceous Brachiopod Extinctions in the Chalk of Denmark

F.Surlijk and M.B,Johansen. 1984 Science, vol 223: 1174-1177

Terminal Cretaceous Extinctions in the Heil Creek Area, Montana; Compatible with Catastrophic Extinction

J.Smit and S. van der Kaars. 1984 Science, vol 223: 1177-1179

Dan nog wat over het west-europese Tertiair:

Remise en cause du róle

paléogéographique

du horst de 1'Artois a

1'Ypresien

inferieur. Mise en evidence de 1'intervention du Mole transverse Bray-Artois C.Dupuis, J.de Koninck et E.Roche. 1984

C.R.Acad.Sc.Paris, tome 298, serie II, no 2:53-56

Bovenstaande referenties

zijn verstrekt door de heer F.Jansen.

In Basteria vol 48, no 4-5: 91-220 verscheen onlangs de laatste aflevering van:

De fossiele schelpen van de Nederlandse stranden en zeegaten, tweede serie, 8 (slot), 1984

A.W.Janssen, G.A.Peeters en L.van der Slik.

L.V.

Voor lezers met belangstelling voor de gebeurtenissen tijdens de overgang Krijt - Tertiair kunnen de volgende artikelen interessant

zijn.

Geologie Framework of Nonmarine Cretaceous-Tertiairy Boundery Sites, Ruton Basin, New Mexico and Colorado.

Referenties

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