Tsm l, Tergo-sternal muscle (labelled dv in fig.
Dv' to dv s, Dorso-ventral muscles (same as the series labelled tsm in fig.
Tsm, Tergo-sternal muscles, six pairs as in Scorpio (labelled dv in fig.
Tsm l, Tergo-sternal muscle (labelled dv in fig.
Dv' to dv s, Dorso-ventral muscles (same as the series labelled tsm in fig.
Tsm, Tergo-sternal muscles, six pairs as in Scorpio (labelled dv in fig.