Together, these molecular data suggest significant morphological complexity at an early stage, although the morphology itself remains unknown (Erwin 2005).
This requires physiological and morphological complexity as well as biological optimization.
Jain, S. & Bates, F. S. On the origins of morphological complexity in block copolymer surfactants.
Valentine, J. W., Collins, A. G. & Meyer, C. P. Morphological complexity increase in metazoans.
Heimberg, A.M., Sempere, L.F., Moy, V.N., Donoghue, P.C. & Peterson, K.J. MicroRNAs and the advent of vertebrate morphological complexity.
Carroll, S.B. Chance and necessity: the evolution of morphological complexity and diversity.
Rivera, A. S. et al. Gene duplication and the origins of morphological complexity in pancrustacean eyes, a genomic approach.
Roth, G., Blanke, J. & Wake, D. B., Cell size predicts morphological complexity in the brains of frogs and salamanders.
This required the physiological and morphological complexity found among the vascular plants.
Here, we test this morphospace reconstruction hypothesis using the morphological complexity of planktic foraminifer tests after the Cretaceous Palaeogene mass extinction.
