Published in Palaeontology, in 1995, in volume 38, issue 1, pages 1-21

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

Published in Palaeontology, in 1989, in volume 32, issue 2, pages 237-263

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

Published in Veliger, in 2001, in volume 44, pages 54-65

Created: 2013-12-24, modified: 2013-12-24