1. The cell in development and heredity, 3rd edn., with corrections;Wilson,1928
2. Gene activity in early development;Davidson,1976
3. Cytoplasmic determinants of tissue differentiation in the ascidian egg;Whittaker,1979
4. The multiple roles which cleavage can play in the localization of developmental potential;Freeman,1979
5. Differentiation without cleavage in the egg of the annelid Chaetopterus pergamentaceus;Lillie;Arch Entwicklungsmech,1902