The Early Devonian Acanthodian Euthacanthus gracilis from the Midland Valley of Scotland Newman, Michael J. ; Davidson, Robert G. ; Den Blaauwen, Jan L. ; Burrow, Carole J. Abstract Publication: Scottish Journal of Geology Pub Date: November 2011 DOI: 10.1144/0036-9276/01-436 Bibcode: 2011ScJG...47..101N