Oelofsen 1986. Part 2. Chondrichthyes. Section 1. Paleontology. A fossil shark neurocranium from the Permo-Carboniferous (lowermost Ecca Formation) of South Africa. Uyeno, T.; Arai, R.; Taniuchi, T.; Matsuura, K.[Eds]. Indo-Pacific Fish Biology. Proceedings of the Second International Conference on Indo-Pacific Fishes., The Ichthyological Society of Japan, Tokyo, 1986: i-xii, 1-985. Chapter pagination: 107-124