Fletcher, H.O.; Hill, D.; Willett, R.W. 1952 Permian fossils from Southland. Wellington: New Zealand Geological Survey. New Zealand Geological Survey paleontological bulletin 19 30 p.
Abstract: Part 1, Permian fossils from Wairaki district, Southland, New Zealand / by H.O. Fletcher. Part 2, Some Late Paleozoic corals from Southland, New Zealand / by Dorothy Hill. Part 3, Stratigraphy of Upper Paleozoic fossils from Wairaki district, Southland / by R.W. Willett. (auth)