Hamilton in the early eighteenth century, and consisting of six-line stanzas, is an interesting exception. 6 Second, the Ovidian or heroic epistle is almost always in heroic couplets -which means, of course, a stylized form of iambic pentameter couplets in which the couplets are typically closed and, especially during the Restoration, sometimes extend into triplets with closing alexandrines. These devices go along with a wider stylistic range than that of the Horatian epistle, in keeping with the passionate emotional register.