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Analogue. A Part Or Organ In One Animal Which Has The Same Function As Another Part Or Organ In A Different Animal.

The Combination Of Such Characters, Some, As The Sacral Ones, Altogether Peculiar Among Reptiles, Others Borrowed, As It Were, From Groups Now Distinct From Each Other, And All Manifested By Creatures Far Surpassing In Size The Largest Of Existing Reptiles, Will, It Is Presumed, Be Deemed Sufficient Ground For Establishing A Distinct Tribe Or Sub-order Of Saurian Reptiles, For Which I Would Propose The Name Of Dinosauria.

Homologue. The Same Organ In Different Animals Under Every Variety Of Form And Function.

Cuvier Had Preceded Lamarck In Specifying The Kinds And Degrees Of Variation, Which His Own Observations And Critical Judgment Of The Reports Of Others Led Him To Admit.

Mr. Darwin Contributes Some Striking And Ingenious Instances Of The Way In Which The Principle Partially Affects The Chain, Or Rather Network Of Life, Even To The Total Obliteration Of Certain Meshes.