This page is part of a collaborative project to linechase the corin gene(s) in British Shorthairs and British Longhairs and related breeds.

Click on the very extensive family trees below to read them better! These are early ancestors of "copper" and "sunshine" British Shorthair/Longhair Cats.

More family trees are at the link below. Charts on this page link to these charts: Wide Band: Investigating Copper/Flaxen Gold/Light Gold Phenotype In British Tipped Shorthairs