Origin of Species Variorum

→ manner, 1859 1861

manner , 1860

manner, 1866 1869

manner , 1872

→ species, 1859 1861

species , 1860

Species, 1866 1869

Species , 1872

→ variable .— 1859 1861

variable. — Several years ago I was much struck with a remark, nearly to the above effect, published by Mr. Waterhouse. 1860

variable . 1866

variable . 1869 1872

→ Waterhouse. 1859 1861 1866 1872

Waterhouse; Professor Owen, also, seems to have come to a nearly similar conclusion. 1869

→ I infer also from an observation made by 1859 1860 1861

I infer also, from an observation made by 1866

OMIT 1872

→ with respect to the length of the arms of the ourang-outang, that he has 1859 1860 1861 1866

also, seems to have 1872

→ comparison 1859 1860 1861 1866 1869

one species or in a few species in comparison 1872

→ bat's wing 1859 1861 1866

bats wing 1860

wing of the bat 1869

wing 1872

→ most 1859 1860 1861 1866 1869

bat is a most 1872

→ of bat had its 1859 1860 1861 1866

had 1869 1872

→ as females more rarely 1859 1860 1861 1866 1869

more rarely to the females, as they seldom 1872

rudimentary parts are left to the free play of the various laws of growth, to the effects of long-continued disuse, and to the tendency to reversion.

Part

part

developed

any

Species

species

extraordinary

degree

→ manner,

comparison

with

the

same

Part

part

allied

→ species,

tends

highly

→ variable .—

Several years ago I was much struck

with

a remark,

~~nearly~~

nearly

to the above effect,

made

published

by Mr. →Waterhouse. →I infer also from an observation made by Professor Owen, →with respect to the length of the arms of the ourang-outang, that he has come to a nearly similar conclusion. It is hopeless to attempt to convince any one of the truth of

the above

this

proposition without giving the long array of facts which I have collected, and which cannot possibly be here introduced. I can only state my conviction that it is a rule of high generality. I am aware of several causes of error, but I hope that I have made due allowance for them. It should be understood that the rule by no means applies to any part, however unusually developed, unless it be unusually developed in →comparison with the same part in

many closely

closely

allied species. Thus, the →bat's wing

a →most abnormal structure in the class

of mammalia;

of mammals,

mammalia;

but the rule would not

~~here~~

apply

~~because~~

here,

because the

whole group of bats

possesses

having

wings:

wings;

it would apply only if some one species →of bat had its wings developed in

some

remarkable manner in comparison with

~~the~~

the

other species of the same genus. The rule applies very strongly in the case of secondary sexual characters, when displayed in any unusual manner. The term, secondary sexual characters, used by Hunter,

relates

applies

to characters which are attached to one sex, but are not directly connected with the act of reproduction. The rule applies to males and females; but →as females more rarely offer remarkable secondary sexual

characters.

characters,

~~applies~~

applies