Published in Historia naturalis bulgarica, in 1999, in volume 10, pages 133-146
Created: 2016-09-16, modified: 2016-09-16
Published in Palaeontology, in 1975, in volume 18, issue 3, pages 551-561
Created: 2016-04-23, modified: 2016-04-23
Published in Biol Bull, in 1940, in volume 78, pages 428-436
Created: 2010-01-06, modified: 2011-06-21
Published in Veliger, in 2004, in volume 47, pages 153-156
Created: 2013-12-24, modified: 2013-12-24
Published in Biol Bull, in 1941, in volume 81, pages 105-113
Created: 2010-01-06, modified: 2011-06-21
Published in Banisteria, in 2017, in volume 49, pages 22-25
Created: 2020-06-14, modified: 2020-06-14
Published in Veliger, in 2004, in volume 47, pages 1-5
Created: 2013-12-24, modified: 2013-12-24
Published in Biol Bull, in 1949, in volume 97, pages 138-144
Created: 2010-01-06, modified: 2011-06-21
Published in Proceedings of The Biological Society of Washington, in 1979, in volume 92, pages 204-207
Created: 2011-07-27, modified: 2011-07-27
Published in Historia naturalis bulgarica, in 2002, in volume 14, pages 123-140
Created: 2016-09-16, modified: 2016-09-16
Published in Proceedings of The Biological Society of Washington, in 2002, in volume 115, pages 359-367
Created: 2011-07-27, modified: 2011-07-27