04 



THE AMERICAN NATURALIST 



[Vol. LII 



Bridges, C. B. 



1916. Non-Disjunction as a Proof of the Chromosome 



Heredity. Genetics, Vol. 1. 



Dexter, J. S. 



1917. Nabours's Breeding Experiments with Grasshopp< 



can Natubalist, Vol. 48, p. 317. 

 Nabours, R. K. 



1914. Studies of Inheritance and Evolution in Orthopte: 



Orthoptera, II and III. 



John S. Dexter 



