1–
: 1c cross down RH (2c up) and cast R to between end cpl facing 4cnr ; ½ Lsh Reels3 across, 1c face 1cnr (pos)
9–
: ½ Reel4 on 1diag, 1c pass Rsh and face 2cnr pos. ; ½ Reel4 on 2diag, 1c finish BtoB in middle facing opposite side (3, 1x_mid, 2)
17–
: DTr, 1c finish Rsh to Rsh facing opposite side
25–
: 3c+1M & 1W+2c LHA finish as started ; 1M leading 3c & 1W leading 2c dance to 1cnr {1}, 4cnr {2}, 2pl own side {1}, to finish (2,1,3).  This is like the “Snake Pass”, but with sharp angles, forming the letter “Z” for Zoologist (from a note by the deviser).