However, since he takes so much interest in my affairs, I will now tell Aemilianus why I have examined so many fishes already and why I am unwilling to remain in ignorance of some I have not yet seen. Although he is in the decline of life and suffering from senile decay, let him, if he will, acquire ome learning even at the eleventh hour. Let him read the words of the philosophers of old, that now at any rate he may learn that I am not the first ichthyologist, but follow in the steps of authors, centuries my seniors, such as Aristotle, Theophrastus, Eudemus, Lycon, and the other successors of Plato, who have left many books on the generation, life, parts and differences of animals.

It is a good thing, Maximus, that this case is being tried before a scholar like yourself, who have read Aristotle’s numerous volumes ‘on the generation, the anatomy, the history of animals’, together with his numberless ‘Problems’ and works by others of his school, treating of various subjects of this kind. If............