New Jersey Geological Survey Companion text: Brachiopoda and Lamellibranchiata of the Raritan clays and greensand marls of New Jersey / Robert P. Whitfield. Trenton, NJ: Geological Survey of New Jersey. Report on Paleontology vol. I. 1886. 270p., 35pl. Companion text: Brachiopoda and Lamellibranchiata of the Raritan clays and greensand marls of New Jersey / Robert P. Whitfield. Washington, D.C.: United States Geological Survey. Monographs vol. IX, 1885. 338p. In upper margin: United States Geological Survey. Brachiopoda and lamellibranchiata of N.J. Also map is acoompanie by volume call number: 8540.922.26 vol. 9