E. E. Trueman's research while affiliated with University of Glasgow and other places

Citations

... A much more elaborate approach to marginal calcification utilizes the periostracum. In this method, noted by Trueman (1942) and Kessel (1944), the shell margin is extended by calcification beneath a layer of organic material, the periostracum, which is itself secreted within a marginal fold and extended in a continuous manner around the edge of the mantle into its final position (see Fig.4). ...