1. Evolution and hybridization in the radiolarian genera Theoco-rythium and Lamprocyclas.;Baker;Paleobiology,1983
2. The stratigraphic record of planktonic foraminifera and its evolutionary implications Evolutionary Case Histories from the Fossil Record;Banner;Special Papers in Palaeontology,1985
3. Evolution of the Miocene Ocean in the eastern North Pacific as inferred from oxygen and carbon isotopic ratios of foraminifera;Barrera;The Miocene Ocean: Paleoceanography and Biogeography Geological Society of America Memoirs,1985
4. Bé A.W.H. Tolderlund D. S. (1971) in The M icropalaeontology of Oceans, Distribution and ecology of living planktonic foraminifera in surface waters of the Atlantic and Indian Oceans, eds Funnell B.M. Riedel W.R. (Cambridge University Press, Cambridge), pp 105–149.
5. Restrictions of the "Orbulina" Datum