ACKNOWLEDGMENTS
We thank all the students in the environmental geotechnology class at SUNY Plattsburgh for their initial discovery. We thank R. J. Feranec for help in the field. We thank J. Yost and K. Feranec (NYSM) for help with the figures. We also thank Thomas Cronin (USGS) for examining the clays surrounding the fossil for marine microfauna and J. Rayburn (SUNY New Paltz) for his thoughts about the stratigraphy at the PAFB marina site. The comments of R. Boessenecker, T. Deméré, and C. R. Harington as well as the editors of the Journal of Vertebrate Paleontology improved the manuscript and are much appreciated.
Handling editor: Erich Fitzgerald