Late Cretaceous hemiasterid echinoids from the Maastrichtian type area
van der Ham, R.W.J.M.; Jagt, J.W.M. (1998). Late Cretaceous hemiasterid echinoids from the Maastrichtian type area, in: Mooi, R. et al. (Ed.) Echinoderms: San Francisco: Proceedings of the Ninth International Echinoderm Conference, San Francisco, California, USA, 5-9 August, 1996. pp. 857-862 In: Mooi, R.; Telford, M. (Ed.) (1998). Echinoderms: San Francisco - Proceedings of the Ninth International Echinoderm Conference, San Francisco, California, USA, 5-9 August, 1996. A.A. Balkema: Rotterdam. ISBN 90-5410-929-7. XXXII, 923 pp., more |