GO 



THE COCKROACH 



Fig. 28. The three Thoracic Legs of a Female Cockroach. I, s, sternum ; ex, coxa ; 

 tr, trochanter ; fe, femur ; tb, tibia ; ta, tarsus. In IllA the coxa is 

 abducted, and the joints a (episternum) and b slightly separated. X 4. 



