Published in Kirtlandia, in 1982, in volume 38, pages 89-104

Created: 2016-11-04, modified: 2016-11-04

Published in Paleontological Research, in 1999, in volume 3, pages 294-302

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

Published in Paleontological Research, in 1998, in volume 2, pages 108-119

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