The metre used by Theocritus in the Bucolics and Mimes, as well as in the Epics, is the dactylic hexameter.
Though written in a metre deemed foreign to English ears, the poem immediately attained a wide popularity, which it has never lost, and secured to the dactylic hexameter a recognized place among English metres.
dactylic rhythm is given out in double values.
dactylic hexameter for What on Earth features?
dactylic meter is here almost always replaced by the iambic meter natural and fundamental to English.