1. CARRIKER, M.R., PROCEEDINGS OF THE NATIONAL SHELLFISHERIES ASSOCIATION 69: 103 (1979).
2. CARRIKER, M. R., VELIGER 21: 411 (1979).
3. Carter J. G. paper presented at the annual meeting of the Geological Sdciety of America Seattle (1977).
4. Skeletal Growth of Aquatic Organisms: Biological Records of Environmental Change 1980
5. DATTILIO, A, VELIGER 13: 344 (1971).