Published in Sapporo Transactions of the Sapporo Natural History Society, in 1917, in volume 6, pages 220-223

Created: 2012-04-15, modified: 2012-04-15

Published in Zoological Science, in 1992, in volume 9, pages 387-395

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

Published in Spixiana, in 1997, in volume 20, pages 245-253

Created: 2010-10-21, modified: 2011-06-21