Fiorillo, A.R., and Parrish, J.T., 2004, The first record of a Cretaceous dinosaur from western Alaska with comments on the terrestrial ecosystem of the ancient Arctic: Cretaceous Research, v. 25, p. 453-458.

Parrish, J.T., Daniel, I.L., Spicer, R.A., and Kennedy, E.M., 1998, Paleoclimatic significance of mid-Cretaceous floras from the middle Clarence Valley, New Zealand: Palaios, v. 13, p. 149-159.

Spicer, R.A., Parrish, J.T., and Grant, P.R., 1992, Evolution of vegetation and coal-forming environments in the Late Cretaceous of the North Slope of Alaska, in McCabe, P.J., and Parrish, J.T., eds., Controls on the Distribution and Quality of Cretaceous Coals, Geological Society of America Special Paper 267, 177-192.

Spicer, R.A., and Parrish, J.T., 1990, Late Cretaceous-Early Tertiary palaeoclimates of northern high latitudes: A quantitative view: Journal of the Geological Society of London, v. 147, p. 329-341.

Spicer, R.A., and Parrish, J.T., 1990, Latest Cretaceous woods of the central North Slope, Alaska: Palaeontology, v. 33, p. 225-242.

Parrish, J.T., and Spicer, R.A., 1988, Late Cretaceous vegetation: A near-polar temperature curve: Geology, v. 16, p. 22-25.

Parrish, J.T., and Spicer, R.A., 1988, Middle Cretaceous woods from the Nanushuk Group, central North Slope, Alaska: Palaeontology, v. 31, p. 19-34.

Parrish, J.M., Parrish, J.T., Hutchison, J.H., and Spicer, R.A., 1987, Late Cretaceous vertebrate fossils from the North Slope of Alaska and implications for dinosaur ecology: Palaios, v. 2, p., 377-389.

Spicer, R.A., and Parrish, J.T., 1986, Paleobotanical evidence for cool North Polar climates in middle Cretaceous (Albian-Cenomanian) time: Geology, v. 14, p. 703-706.