1. Evitt, W. R., On the Morphology of Fossil Dinoflagellates (in the press, 1961).
2. Lanjouw, J., et al., International code of botanical nomenclature adopted by the Eighth Intern. Botanical Congr., Paris, July 1954 (Utrecht, 1956).
3. Moore, R. C., and Sylvester-Bradley, P. C., Bull. Zool. Nomencl., 16, part 1/4, 1 (1957).