Book I Grouping of animals and the parts of the human body.
Book II Different parts of red-blooded animals.
Book III Internal organs.
Book IV Animals without blood .
Books V & VI Animal reproduction.
Book VII Human reproduction.
Book VIII Habits .
Book IX Social behavior.
Book X Dealing with barrenness in women was excluded from the translation of D'Arcy Thompson for being spurious so the translation of the Clergyman Richard Cresswell is used instead.

Sir D'Arcy Wentworth Thompson was a biologist, mathematician and classicist who also wrote On Growth and Form which discusses the mathematical patterns and structures formed in plants and animals.