Fourth contribution to the history of the fauna of the Miocene and Eocene periods of the United States. Proceedings of the American Philosophical Society, 11 (81): 285–294
Bibliography and catalogue of the fossil Vertebrata of North America. Bulletin of the United States Geological and Geographical Survey of the Territories, 179: 1–868
Catalogue of the type and figured specimens of fossil Vertebrates in the American Museum of Natural History. Part. I. Fishes. Bulletin of the American Museum of Natural History, 25: 1–103, 49 text–fig., pl. 1–6
A description of the fossil fish remains of the Cretaceous, Eocene and Miocene formations of New-Jersey. Geological Survey of New Jersey Bulletin, 4: 182 p., 108 fig.
Generic Assessment and Reallocation of Cenozoic Myliobatinae based on new information of tooth, tooth plate and caudal spine morphology of extant taxa. Palaeontos, 24, 1–66, 3 text–figs, 51 Plates