Higgledy-Piggledy
Dactyls in dimeter,
Verse form with choriambs
(Masculine rhyme):
One sentence (two stanzas)
Hexasyllabically
Challenges poets who
Don't have the time.

http://lonestar.texas.net/~robison/dactyls.html


On the other hand, this account doesn't seem to specify the name element, and other descriptions also suggest the hex can be placed almost anywhere in the last stanza (excepting the last line).

http://www.britannica.com/eb/article?tocId=9125173