Published in Zoological Science, in 1991, in volume 8, pages 207-210

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

Published in Pacific Science, in 1953, in volume 7, issue 2, pages 151-164

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

Published in Journal of the College of Science, Imperial University of Tokyo, in 1917, in volume 39, pages 1-22

Created: 2010-11-20, modified: 2011-06-21

Published in Zoological Science, in 1989, in volume 6, pages 675-680

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