Both Neonate and Elder: The First Fossil of 1557 Available to Purchase

A Renaissance victory for the dual Alessandro Available to Purchase

Drawing a gloriously false inference Available to Purchase

Beyond competition Available to Purchase

Direct measurement of age in fossil Gryphaea; the solution to a classic problem in heterochrony Free

A task for Paleobiology at the threshold of majority Free

Petaloconchus sculpturatus alaminatus, a new Pliocene subspecies of vermetid gastropods lacking its defining generic character, with comments on vermetid systematics in general Free

The promotion and prevention of recoiling in a maximally snaillike vermetid gastropod; a case study for the centenary of Dollo's Law Free

The disparity of the Burgess Shale arthropod fauna and the limits of cladistic analysis; why we must strive to quantify morphospace Free

Trends as changes in variance; a new slant on progress and directionality in evolution Free

Prolonged stability in local populations of Cerion agassizi (Pleistocene-Recent) on Great Bahama Bank Free

The hierarchical expansion of sorting and selection; sorting and selection cannot be equated Free

The paradox of the first tier; an agenda for paleobiology Free

Morphological channeling by structural constraint; convergence in styles of dwarfing and gigantism in Cerion, with a description of two new fossil species and a report on the discovery of the largest Cerion Free

The life and work of T. J. M. Schopf (1939-1984) Free

Geology of New Providence Island, Bahamas Available to Purchase

Exaptation; a missing term in the science of form Free

Clams and brachiopods; ships that pass in the night Free

Size and shape in ontogeny and phylogeny Free

Factor analysis of caseid pelycosaurs Free