# Professor Haeckel — The Origin of Species character guide

> Professor Haeckel in The Origin of Species by Charles Darwin.

**Role:** minor

**Also known as:** Professor Haeckel

**First appearance:** 0097-xiv-mutual-affinities-of-organic-beings-morphology-embryology-rudimentary-organs-classification

## Who they are

A German biologist who popularized Darwin's theory and the biogenetic law.

## In the story

### [XIV: Mutual Affinities of Organic Beings: Morphology—Embryology—Rudimentary Organs—Classification](https://www.betterreads.dev/discover/the_origin_of_species_se/chapters/xiv-mutual-affinities-of-organic-beings-morphology-embryology-rudimentary-organs-classification)

Mentioned for his work on phylogeny and use of embryological characters in classification.

### [On the Nature of the Affinities Connecting Organic Beings](https://www.betterreads.dev/discover/the_origin_of_species_se/chapters/on-the-nature-of-the-affinities-connecting-organic-beings)

Professor Haeckel's work on phylogeny, using embryological characters and rudimentary organs, is noted as a bold beginning for future classification.

## Links

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