9
2
July
270
273
ORMISTON, A. R. 1966. Occurrence of Australosutura (Trilobita) in the Mississippian of Oklahoma, U.S.A.. Palaeontology, 9, 2, 270–273.
Allen R. Ormiston A species of Australosutura is described from Mississippian rocks of Oklahoma regarded as being Visean in age. It is most like the earlier-described Australian species, less like that from Argentina. The Palaeontological Association (Free Access)