1 Application of buckling equations to the functional morphology of nautiloid and ammonoid phragmocones	 Hewitt, Roger A.
4 Phylogenetic relationships of the Atoposauridae (archosauria, crocodylomorpha)	 Buscalioni, Angela D.
5 Sero-taxonomy of skeletal macromolecules in living Terebratulid brachiopods	 Collins, M. J.
6 Spatio-temporal transitions in Paleozoic Bivalvia: An analysis of North American fossil assemblages	 Miller, Arnold I.