Published in Sida, Contributions To Botany, in 1994, in volume 16, issue 2, pages 301-331

Created: 2015-12-02, modified: 2015-12-02

Published in Zoological Science, in 1993, in volume 10, pages 431-438

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

Published in Spixiana, in 1994, in volume 17, pages 275-282

Created: 2010-10-21, modified: 2011-06-21

Published in Pacific Science, in 1950, in volume 4, issue 1, pages 43-49

Created: 2017-09-10, modified: 2017-09-10

Published in Paleontological Research, in 1998, in volume 2, pages 137-144

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