...that none of the deli и ii • facts of organic nature, no special organ, no characteristic form or marking, no peculiarities of instinct or of habit, no relations between species or between group of species — can exist, but which must now be or once have been useful to the individuals or...

...— that none of the definite facts of organic nature, no special organ, no characteristic form or marking, no peculiarities of instinct or of habit,...which we can follow out in the study of many recondite phaenomena, and leads us to seek a meaning and a purpose of some definite character in minutiae which...

...peculiarities of instinct or of habit, no relations between species or between groups of species—can exist, but which must now be or once have been useful...which we can follow out in the study of many recondite phsenomena, and leads us to seek a meaning and a purpose of some definite character in minutise which...

...namely—that none of the definite facts of organic nature, no special organ, no characteristic form or marking, no peculiarities of instinct or of habit, no relations between species or between groups of species—can exist, but which must now be or once have been use/id to the individuals or the races...

...— that none of the definite facts of organic nature, no special organ, no characteristic form or marking, no peculiarities of instinct or of habit,...This great principle gives us a clue which we can foltow out in the study of many recondite phenomena, and leads us to seek a meaning and a purpose of...

...definite facts of organic nature, no special organ, no characteristic form or marking, no peculiarity of instinct or of habit, no relations between species...the individuals or the races which possess them." f And Mr. Romanes, in his valuable and suggestive paper on Physiological Selection (physiological isolation...

...definite facts of organic nature, no special organ, no characteristic form or marking, no peculiarity of instinct or of habit, no relations between species...useful to the individuals or the races which possess them."f And Mr. Romanes, in his valuable and suggestive paper on Physiological Selection (physiological...

...selection, that none of the definite facts of organic nature, no special organ, no characteristic form or marking, no peculiarities of instinct or of habit,...useful to the individuals or the races which possess them1." Here, then, we have in brief compass the whole essence of our opponents argument. It is confessedly...

...selection, that none of the definite facts of organic nature, no special organ, no characteristic form or marking, no peculiarities of instinct or of habit,...can exist, but which must now be, or once have been, tatful to the individuals or the races which possess them1."' Here, then, we have in brief compass...

...natural selection that no characteristic form or marking, no peculiarities of instinct or of habit, can exist, but which must now be, or once have been, useful, or correlated with some other peculiarity that is useful. " The tuft of hair on the breast of a wild...