{{explanation}}
8 Dancers in "8 of Diamonds" formation  
Start:  Top square numbered clockwise 1,2,3,4 with 5 in centre facing up between 4 & 1: bottom square 2,6,7,3, with 8 in centre facing down between 6 & 7

: 6 ······7

: ····8

: 2·······3

: ····5

: 1 ······4

: ··Top
1-8
: 1+2+5 also 7+3+8 dance RH across, 3+4+5 also 2+6+8 dance LH across
9-16
: 1+5+3 also 7+8+2 dance RSh diagonal reels of 3
17-24
: 4+5+2 also 6+8+3 dance LSh diagonal reels of 3
25-32
: Passing RSh 1 & 5 also 7 & 8 change places, 1 & 4 also 6 & 7 change
  places, 3 & 4 also 2 & 6 change places ending with 4 & 6 looping round
  to right then 4 & 2 also 6 & 3 change places

{{explanation}}
Repeat with new centre dancers (6 & 4)