Fossil invertebrates / U. Lehmann and G. Hillmer ; translated by Janine Lettau. Wirbellose Tiere der Vorzeit. English Lehmann, Ulrich, 1916- Hillmer, G. (Gero) Invertebrates, Fossil. QE770 .L4313 1983 562 19 LEF Translation of: Wirbellose Tiere der Vorzeit. Includes index. Bibliography: p. [322]-324. Cambridge [Cambridgeshire] ; New York : Cambridge University Press, 1983. 1983. 1983 Text xiv, 350 p. : eng engger Cambridge earth science series