Published in Doubutsugaku zasshi, in 1920, in volume 32, issue 382, pages 243-248

Created: 2015-10-22, modified: 2015-10-22

Published in Doubutsugaku zasshi, in 1920, in volume 32, issue 385, pages 360-363

Created: 2015-05-29, modified: 2015-05-29