ACKNOWLEDGMENTS

H.W. Oosterink is gratefully thanked for bringing the material to our attention. B.W.M. van Bakel (Oertijdmuseum De Groene Poort, Boxtel, The Netherlands; Nederlands Centrum voor Biodiversiteit Naturalis, Leiden, The Netherlands) made photographs of the specimens. We thank R.M. Feldmann (Kent State University, Ohio, USA) for linguistic improvements, aid with the line drawings, and helpful comments. D. Guinot (Museum National d'Histoire Naturelle, Paris, France) and G. Schweigert (Staatliches Museum für Naturkunde Stuttgart, Germany) provided the French and German translation of the abstract, respectively. C.E. Schweitzer (Kent State University) and A. Garassino (Museo Civico di Storia Nalurale, Milano, Italy) are thanked for various reasons. G. Schweigert and W. Werner (Bayerische Staatssammlung für Paläontologie und Geologie, München, Germany) supplied literature items. The two anonymous reviewers are thanked for their useful comments.