Published in NAUTILUS, in 2017, in volume 131, issue 1, pages 51-66

Created: 2020-02-16, modified: 2020-02-16

Published in Paleontological Research, in 1998, in volume 2, pages 120-129

Created: 2013-02-27, modified: 2013-02-27

Published in Paleontological Research, in 1999, in volume 3, pages 234-248

Created: 2013-02-27, modified: 2015-04-03

Published in Palaeontology, in 1979, in volume 22, issue 3, pages 737-746

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

Published in Zoological Science, in 1993, in volume 10, pages 671-677

Created: 2012-09-19, modified: 2012-09-19

Published in Zoological Science, in 1993, in volume 10, pages 449-454

Created: 2012-09-19, modified: 2012-09-19

Published in Zoological Science, in 1994, in volume 11, pages 83-87

Created: 2012-09-19, modified: 2012-09-19

Published in Zoological Science, in 1989, in volume 6, pages 351-357

Created: 2012-09-19, modified: 2012-09-19