@book{bhlitem56475, title = {Materials for the study of variation treated with especial regard to discontinuity in the origin of species }, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/56475}, note = {https://www.biodiversitylibrary.org/bibliography/17250}, publisher = {London, Macmillan, 1894}, author = {Bateson, William, and Clay, C. J., and Pierpont, F. H.,}, year = {}, pages = {622}, keywords = {19th century|Evolution|Genetics|Variation (Biology)|Variation (Genetics)|}, }