Published in Biol Bull, in 1915, in volume 29, pages 41-45
Published in Biol Bull, in 1915, in volume 29, pages 50-67
Published in Biol Bull, in 1915, in volume 29, pages 68-86
Published in Biol Bull, in 1915, in volume 29, pages 87-102
Published in Biol Bull, in 1915, in volume 29, pages 111-128
Published in Biol Bull, in 1915, in volume 29, pages 149-203
Published in Biol Bull, in 1915, in volume 29, pages 204-220
Published in Biol Bull, in 1915, in volume 29, pages 262-276
Published in Biol Bull, in 1915, in volume 29, pages 308-311
Published in Biol Bull, in 1915, in volume 29, pages 333-372