THE CENTROSOME IN THE MATURATION AND FERTILIZATION OF BULLA SOLITARIAPublished in Biol Bull, in 1901, in volume 2, pages 145-154NOTES ON THE HABITS OF PYCNOGONIDSPublished in Biol Bull, in 1901, in volume 2, pages 195-207VARIATION AMONG HYDROMEDUSAEPublished in Biol Bull, in 1901, in volume 2, pages 221-255
NOTES ON THE HABITS OF PYCNOGONIDSPublished in Biol Bull, in 1901, in volume 2, pages 195-207VARIATION AMONG HYDROMEDUSAEPublished in Biol Bull, in 1901, in volume 2, pages 221-255