K. Tanaka, D. K. Zelenitsky, and T. E. Willamson, A. Weil, F. Therrien. 2011. Fossil eggshells from the Upper Cretaceous (Campanian) Fruitland Formation, New Mexico. Historical Biology 23(1):41-55
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J. T. Sankey. 2010. Faunal composition and significance of high-diversity, mixed bonebeds containing Agujaceratops mariscalensis and other dinosaurs, Aguja Formation (Upper Cretaceous), Big Bend, Texas. New Perspectives on Horned Dinosaurs: The Royal Tyrrell Museum Ceratopsian Symposium. Indiana University Press, Bloomington
D. K. Zelenitsky and W. J. Sloboda. 2005. Eggshells. Dinosaur Provincial Park: A Spectacular Ancient Ecosystem Revealed. Indiana University Press, Bloomington
M. Aguillon-Martinez, D. Zelenitsky, and D. B. Brinkman, D. A. Eberth. 2004. Eggshell fragments from the uppermost Cerro del Pueblo Formation (Upper Cretaceous; Mexico). Journal of Vertebrate Paleontology 24(3, suppl.):33A
D. K. Zelenitsky, L. V. Hills, and P. J. Currie. 1996. Parataxonomic classification of ornithoid eggshell fragments from the Oldman Formation (Judith River Group; Upper Cretaceous), southern Alberta. Canadian Journal of Earth Sciences 33:1655-1667
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