Published in Zoological Science, in 1993, in volume 10, pages 53-56

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Published in Zoologica, in 1939, in volume 24, issue 13, pages 293-295

Created: 2016-11-07, modified: 2016-11-07

Published in Zoological Science, in 1991, in volume 8, pages 639-651

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

Published in The Wilson Bulletin, in 1972, in volume 84, issue 3, pages 250-260

Created: 2016-12-04, modified: 2016-12-04

Published in Palaeontology, in 1979, in volume 22, issue 3, pages 609-630

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

Published in American Fern Journal, in 2012, in volume 102, pages 147-153

Created: 2017-04-23, modified: 2017-04-23

Published in Paleontological Research, in 1998, in volume 2, pages 130-136

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

Published in Bonn zoological bulletin, in 2011, in volume 60, issue 2, pages 165-168

Created: 2014-05-19, modified: 2014-05-20

Published in Veliger, in 2002, in volume 45, pages 316-330

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

Published in Zoological Science, in 1993, in volume 10, pages 257-265

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Published in Paleontological Research, in 2001, in volume 5, pages 311-318

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Published in Paleontological Research, in 2001, in volume 5, pages 277-282

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

Published in Zoological Science, in 1990, in volume 7, pages 443-447

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

Published in Proceedings of the Entomological Society of Washington, in 2007, in volume 109, pages 309-323

Created: 2010-11-04, modified: 2011-06-21

Published in Zoological Science, in 1992, in volume 9, pages 1017-1023

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

Published in Alytes, in 1994, in volume 12, issue 1, pages 1-14

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Published in Zoological Science, in 1988, in volume 5, pages 385-395

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

Published in Zoological Science, in 1994, in volume 11, pages 33-38

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Published in Paleontological Research, in 2001, in volume 5, pages 13-19

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

Published in Paleontological Research, in 1998, in volume 2, pages 1-11

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

Published in Zoological Science, in 1988, in volume 5, pages 999-1006

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

Published in Proceedings of The Biological Society of Washington, in 2002, in volume 115, pages 205-216

Created: 2011-07-27, modified: 2011-07-27

Published in Zoological Science, in 1990, in volume 7, pages 485-515

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