Scott, R.A., and Doher, L.I., 1967, Palynological evidence for Devonian age of the Nation River Formation, east-central Alaska, in U.S. Geological Survey, Geological survey research 1967, Chapter B: U.S. Geological Survey Professional Paper 575-B, p. B45-B49.
This publication is part of a larger work. Please see P 575-B for more information.
Paleontology