Authors: OWEN AW TILSLEY JW

Citation: Aw. Owen et Jw. Tilsley, AN ABNORMAL PYGIDIUM OF THE TRILOBITE BRACHYMETOPUS-ORNATUS WOODWARD FROM THE LOWER CARBONIFEROUS OF DERBYSHIRE, Geological journal, 31(4), 1996, pp. 389-392

Authors: OWENS RM TILSLEY JW

Citation: Rm. Owens et Jw. Tilsley, AN ATHELOPTIC TRILOBITE ASSEMBLAGE FROM THE CARBONIFEROUS OF NORTH DEVON, Geological Magazine, 132(6), 1995, pp. 713-728