1. Vorzeitliche Lebensspuren;Abel,1935
2. An analysis of supposed fish trails from interglacial sediments in the Dwyka Series, near Vryheid, Natal. Proceedings and Papers, 2nd I.U.G.S. Gondwana Symposium, South Africa;Anderson,1970
3. Anderson, A.M., 1974. Arthropod trackways and other trace fossils from the Early Permian Lower Karoo beds of South Africa. Unpublished PhD dissertation, University of Witwatersrand.
4. Fish trails from the Early Permian of South Africa;Anderson;Palaeontology,1976
5. The recession of the last ice sheet in New England;Antevs,1922