Together with
W. L. Minckley, he discovered a new species of platyfish, Xiphophorus gordoni, that they named in honor of Dr
Myron Gordon. He served as the ichthyological editor of Copeia from 1950 to 1955.
Miller, Robert R. and Minckley, W. L. (1963) "Xiphophorus gordoni, A New Species of Platyfish from Coahuila, Mexico" Copeia 1963(3): pp. 538–546
Lagler, Karl Frank; Bardach, John E. and Miller, Robert Rush (1962) Ichthyology University of Michigan, Ann Arbor, Michigan,
OCLC 61070182 (textbook)
Miller, Robert Rush, Wendell L. Minckley, and Steven Mark Norris. Freshwater fishes of Mexico. University of Chicago Press, 2005.
Hubbs, C. L., and R. R. Miller. 1948. The Great Basin with emphasis on glacial and postglacial times. II. The zoological evidence. Univ. Utah Bull. 38:17-166
Miller, Robert Rush. Man and the changing fish fauna of the American Southwest. Michigan Academy of Science, Arts, and Letters, 1961.
Miller, R.R. 1972. Threatened Freshwater Fishes of the United States. Transactions of the American Fisheries Society 101, 239–252.