1894 Proc. Amer. Philos. Soc. 32 385 Cope has ably sustained this opinion..and has called it the theory of ‘diplogenesis’ in allusion to the essentially double nature of the characteristics first ctetic and then genic.

1908 Amer. Jrnl. Sociol. 14 383 Taking a hint from the recent study of ‘eugenics’ it might have been termed genic sociology if it were confined to observation of hereditary equipment of temperament, predisposition and ability; but a name is required which includes also acquired physical conditions.

1915 Amer. Naturalist 49 741 (title) The F₁ blend accompanied by genic purity.

1925 Amer. Naturalist 59 129 Each character of an individual is the index of the point of balance in effectiveness of a large but unknown number of genes... This conception of ‘genic balance’ was applied to the sex characters of the intersexes.

1956 New Biol. 20 32 All developmental processes..are to some extent under genic control.

1972 Ann. Rev. Ecol. & Systematics 3 483 We consider allelic neutralism an unlikely source for major amounts of geographically ordered genic polymorphism.

2002 S. J. Gould Struct. Evolutionary Theory vii. 552 He speaks of adaptation at the organismic level—but only as the consequence of genic selection.