Published in Biol Bull, in 1989, in volume 176, pages 96-102
Created: 2010-01-07, modified: 2017-01-06![](https://www.biodiversitylibrary.org/pagethumb/40470898,60,60)
Published in Zoological Science, in 1993, in volume 10, pages 793-802
Created: 2012-09-19, modified: 2012-09-19![](https://www.biodiversitylibrary.org/pagethumb/40470878,60,60)
Published in Zoological Science, in 1993, in volume 10, pages 773-777
Created: 2012-09-19, modified: 2012-09-19![](https://www.biodiversitylibrary.org/pagethumb/40515859,60,60)
Published in Zoological Science, in 1993, in volume 10, pages 53-56
Created: 2012-09-19, modified: 2012-09-19