Author: Williams, H.S., & Breger, C.L., 1916.:
Title: The fauna of the Chapman Sandstone of Maine. Including descriptions of some related species from the Moose River Sandstone.
Description: [U.S. Geol. Surv. Prof. Pap., 89.] Washington. 4to. Pp. 347, many photos of invertebrate fossils on 37 pls., 2 figs., inde. Orig. wrs. - Almost exclusively on brachiopods and molluscs, Lower Cretacous.

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