See page in:
1859
1860
1861
1866
1869
1872

Compare with:
1859
1860
1861
1869
1872

and can be accounted for by the laws of inheritance. 1859 1860 1861 1866
in accordance with the views here explained. 1869 1872

group to group in all organic beings 1866
group to group in all organisms 1859 1860 1861
all organic beings 1869 1872

that 1859 1860 1861 1866
in group under group— that 1869
in groups under groups— that 1872

into one grand system; 1859 1860 1861 1866
in a few grand classes,— 1869
into a few grand classes,— 1872

vital importance, or of 1859 1860 1861 1866
or 1869
or of 1872

on the view of 1859 1860 1861 1866
if we admit 1869 1872

which are considered by naturalists as allied, 1859 1860 1861 1866
OMIT 1869 1872

natural 1859 1860 1861 1866 1869
variation and natural 1872

dimorphic states, and 1866
and 1859 1860 1861
dimorphic forms, and 1869 1872

be 1859 1860 1861 1866 1869
differ from each other 1872

as, or even sometimes more useful than, parts of high physiological importance. Rudimentary organs may be compared with the letters in a word, still retained in the spelling, but become useless in the pronunciation, but which serve as a clue
in seeking
in seeking
for its derivation. On the view of descent
with,
with
modification, we may conclude that the existence of organs in a rudimentary, imperfect, and useless condition, or quite aborted, far from presenting a strange difficulty, as they assuredly do on the
old
ordinary
doctrine of creation, might even have been
anticipated
anticipated,
and can be accounted for by the laws of inheritance.
Summary .—
Summary .
Summary .
In this chapter I have attempted to show, that the
arrangement
subordination
of group to group in all organic beings throughout all
time
time;
that the nature of the
relationships
relationship,
by which all living and extinct
beings
organisms
are united by complex, radiating, and circuitous lines of affinities into one grand system; the rules followed and the difficulties encountered by naturalists in their
classifications,—
classifications;
the value set upon characters, if constant and prevalent, whether of high vital importance, or of the most trifling importance, or, as
with
in
rudimentary organs, of no
importance,—
importance;
the wide opposition in value between analogical or adaptive characters, and characters of true affinity; and other such rules;— all naturally follow on the view of the common parentage of
allied
those
forms,
forms
which are considered by naturalists as allied, together with their modification through natural selection, with
the
its
contingencies of extinction and divergence of character. In considering this view of classification, it should be borne in mind that the element of descent has been universally used in ranking together the sexes, ages, dimorphic states, and acknowledged varieties of the same species, however
much
different
they may be in structure. If we