Reeves, R.R and Leatherwood, S. 1985. Bowhead whale Balaena mysticetus. Handbook of Marine Mammals 3: The Sirenians and Baleen Whales. pp. 305-344, Ridgway, S.H and Harrison, R. ed. Academic Press, London.
Rivin, M. A. 2010. Early Miocene cetacean diversity in the Vaqueros Formation, Laguna Canyon, Orange County, California. Unpublished Master's Thesis. California State University, Fullerton.
Russell, L. S. 1968. A new cetacean from the Oligocene Sooke Formation of Vancouver Island, British Columbia. Canadian Journal of Earth Sciences. Vol. 5, pp. 929-933.