[2640.] (1.) Substitutions are much rarer in this verse than in the ordinary trochaic octonarius.
[2641.] (2.) The Scazon was introduced among the Greeks by Hipponax, whence it is sometimes called the Hipponactean. Varro seems to be the only Roman poet who uses it.
[2642.] This verse consists of two complete trochaic dipodies, with anacrusis. The second foot is always an irrational spondee. The scheme is:—
⏑͐⁞–́ ⏑ | –̇ > | –́ ⏑ | –̇ ⏑
An example is:—
Sil|vaé la|bōran|tḗs ge|lūque. (H. 1, 9, 3.)
This verse occurs only in Horace, where it forms the third line of the Alcaic Strophe (see [2736]).
[The Trochaic Dimeter Acatalectic (or Quaternarius).]
[2643.] This verse consists of two complete trochaic dipodies. It is very rare, but there are probably a few instances of it in Plautus, e.g. Per. 31:—