# Sir John Lubbock — The Origin of Species character guide

> Sir John Lubbock in The Origin of Species by Charles Darwin.

**Role:** minor

**Also known as:** Sir J. Lubbock, Sir John Lubbock

**First appearance:** 0057-viii-instinct

## Who they are

A naturalist who studied insects and early man.

## In the story

### [Character of Domestic Varieties; Difficulty of Distinguishing Between Varieties and Species; Origin of Domestic Varieties from One or More Species](https://www.betterreads.dev/discover/the_origin_of_species_se/chapters/character-of-domestic-varieties-difficulty-of-distinguishing-between-varieties-and-species-origin-of-domestic-varieties-from-one-or-more-species)

Sir J. Sebright experimented with crossing to obtain intermediate races and failed.

### [Individual Differences](https://www.betterreads.dev/discover/the_origin_of_species_se/chapters/individual-differences)

Showed variability in main nerves of Coccus and muscles in insect larvae.

### [Secondary Sexual Characters Variable](https://www.betterreads.dev/discover/the_origin_of_species_se/chapters/secondary-sexual-characters-variable)

Cited for observations on crustaceans illustrating the law that sexual and specific differences appear in the same organs.

### [On the Origin and Transition of Organic Beings with Peculiar Habits and Structure](https://www.betterreads.dev/discover/the_origin_of_species_se/chapters/on-the-origin-and-transition-of-organic-beings-with-peculiar-habits-and-structure)

Cited for discovering the aquatic habits of the hymenopterous genus Proctotrupes.

### [Objections to the Theory of Natural Selection as Applied to Instincts: Neuter and Sterile Insects](https://www.betterreads.dev/discover/the_origin_of_species_se/chapters/objections-to-the-theory-of-natural-selection-as-applied-to-instincts-neuter-and-sterile-insects)

Provided drawings of the jaws of worker ants of different sizes, aiding Darwin's analysis of caste gradation.

### [On the Absence of Numerous Intermediate Varieties in Any Single Formation](https://www.betterreads.dev/discover/the_origin_of_species_se/chapters/on-the-absence-of-numerous-intermediate-varieties-in-any-single-formation)

Quoted for the statement that 'Every species is a link between other allied forms.'

## Links

- HTML: https://www.betterreads.dev/discover/the_origin_of_species_se/characters/lubbock
- Book: https://www.betterreads.dev/discover/the_origin_of_species_se
- All characters: https://www.betterreads.dev/discover/the_origin_of_species_se/characters