Published in Zoological Science, in 1990, in volume 7, pages 201-208

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

Published in Carnivorous plant newsletter, in 1979, in volume 8, issue 1, pages 13-14

Created: 2018-05-11, modified: 2018-05-11

Published in Carnivorous plant newsletter, in 1984, in volume 13, issue 3, pages 79-81

Created: 2018-05-11, modified: 2018-05-11