When he wasted the sacred citadel of Troy.

Not he by himself took Troy, but along with the rest of the Greeks. From the many one, as (I. iii. 397), "happy breasts," i.e. breast. From the species the genus, as (I. xii. 380):—

Casting on the hard marble,—

for marble is a species of rock. From the genus the species (O. ii. 159).—

To know the birds and to say many fitting things.

He wishes to say not all birds, but only the birds of auspices. From the instruments the action, as (I. ii. 827):—

Pandorus to whom he gave the bow of Apollo.

By the bow he indicates the skill in using it. And (O. xii. 172):—

Sitting they made the water white,—

and (O. iii. 486):—