SHOETEE AETICLES AND DISCUSSION 



STUDIES ON INBREEDING. VI. SOME FURTHER CON- 

 SIDERATIONS REGARDING COUSIN AND 

 RELATED KINDS OF MATING 1 



In the first of these studies 2 the writer dealt with the results, 

 in so far as concerned coefficients of inbreeding, which would 

 follow continued brother X sister, parent X offspring, and cousin 

 X cousin mating. R-egarding matings of the latter type it is de- 

 sired now to record certain further facts. 



PEDIGEEE TABLE I (HYPOTHETICAL) 

 To Illustrate the Continued Breeding of First-Cousin X First-Cousin 

 — Single Cousins 



