Published in Biol Bull, in 1918, in volume 34, pages 33-48

Published in Biol Bull, in 1918, in volume 34, pages 49-63

Published in Biol Bull, in 1918, in volume 34, pages 167-218

Published in Biol Bull, in 1918, in volume 34, pages 277-306

Published in Biol Bull, in 1918, in volume 34, pages 307-324

Published in Biol Bull, in 1918, in volume 34, pages 325-334

Published in Biol Bull, in 1918, in volume 34, pages 351-371

Published in Biol Bull, in 1918, in volume 34, pages 372-409

Published in Biol Bull, in 1918, in volume 35, pages 1-32

Published in Biol Bull, in 1918, in volume 35, pages 50-70

Published in Biol Bull, in 1918, in volume 35, pages 95-116

Published in Biol Bull, in 1918, in volume 35, pages 199-206

Published in Biol Bull, in 1918, in volume 35, pages 207-210

Published in Biol Bull, in 1918, in volume 35, pages 211-231

Published in Biol Bull, in 1918, in volume 35, pages 232-254

Published in Biol Bull, in 1918, in volume 35, pages 260-276

Published in Biol Bull, in 1918, in volume 35, pages 277-317