Blastoids, in McKee, E.D., and Gutschick, R.C., History of the Redwall Limestone of northern Arizona, [with] chapters on paleontology of the Redwall Limestone by B. Skipp, W.J. Sando, H. Duncan, E.L. Yochelson, W.M. Furnish, D.B. Macurda...

Macurda, D.B., Jr., 1969, Blastoids, in McKee, E.D., and Gutschick, R.C., History of the Redwall Limestone of northern Arizona, [with] chapters on paleontology of the Redwall Limestone by B. Skipp, W.J. Sando, H. Duncan, E.L. Yochelson, W.M. Furnish, D.B. Macurda, Jr., and J.C. Brower: Geological Society of America Memoir 114, p. 457-473.