(A) Shows larval peristaltic contraction frequencies in CS (n=100) and rg mutants. rgγ7 (n= 100, p<0.0001), rgγ5 (n= 100, p<0.0001) and rgγ1 (n=100, p<0.0001). (B) Larval locomotion velocity data from “Worm Tracker” experiments. rg mutants have a slower velocity than CS. rgγ1 (n= 102, p<0.0001), rgγ4 (n=100, p<0.0001), rgγ5 (n=103, p<0.0001), rgγ7 (n=100, p<0.0001) and rgγ9 (n=103, p<0.0001). (C) Measurements of “kink” or the degree of larval body coiling in rg mutants compared to CS. rgγ1 (n= 102, p<0.0001), rgγ4 (n=100, p<), rgγ5 (n=103, p<0.0001), rgγ7 (n=100, p<0.0001), rgγ9 (n=103, p<0.0001) and rgγ11 (n=102, p<0.0001). (D) Relative larval length measurements fromCS and rg mutants.