Published in Zoological Science, in 1988, in volume 5, pages 947-950

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

Published in Pacific Science, in 1955, in volume 9, issue 2, pages 183-220

Created: 2017-09-17, modified: 2017-09-17

Published in Biol Bull, in 1985, in volume 168, pages 350-358

Created: 2010-01-07, modified: 2011-06-21

Published in Biol Bull, in 1993, in volume 184, pages 97-104

Created: 2010-01-07, modified: 2011-06-21

Published in Biol Bull, in 2000, in volume 199, pages 68-75

Created: 2010-01-07, modified: 2011-06-21