Muscles 



51 



of the abdomen, but narrower ; there are also sets 

 connecting the middle of each tergite with the front 



Long tUro 



Tcrto-fterD — 



Fig. 36. — Ventral muscles and nerve 

 cord of Cockroach. 



Fig. 37.— Dorsal Muscles, Heart and 

 Pericardial tendons of Cockroach. 



Magnified 2^ times. After Miall & Denny. 



edge of the tergite next behind. The powerful 



