Published in Palaeontology, in 1992, in volume 35, issue 4, pages 801-812

Created: 2016-04-23, modified: 2016-04-23

Published in Palaeontology, in 1998, in volume 41, issue 1, pages 147-156

Created: 2016-04-22, modified: 2016-04-22

Published in Palaeontology, in 1992, in volume 35, issue 2, pages 373-380

Created: 2016-04-23, modified: 2016-04-23