Note (8) — BOOK II.
James Greive translation
8. Betwixt the fourth hour.) The Romans divided the day from sun-rise to sun-set into twelve equal parts, or hours; the measure of which therefore differed in proportion to the length of the day. The sixth hour was our twelve; it is easy to reckon all the rest by their distance from that middle point. When they mention hours as a general measure of time, they mean equinoctial hours, as Plin. lib. xviii. cap. 25.