Published in Zoological Science, in 1994, in volume 11, pages 701-705

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

Published in Zoological Science, in 1993, in volume 10, pages 913-924

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

Published in Biol Bull, in 1982, in volume 162, pages 449-456

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

Published in Zoological Science, in 1994, in volume 11, pages 391-398

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

Published in Biol Bull, in 1994, in volume 186, pages 285-290

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

Published in Zoological Science, in 1988, in volume 5, pages 489-492

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