- CO - PERIPLANETA. 



116. External Features. Draw a dorsal view of an adult with its wings pinned out, 

 showing : head ; thorax ; abdomen ; antennae ; eyes ; pro-, meso-, and meta-thorax ; 

 two pairs of wings ; terga of abdominal segments 1-7 and 10 ; anal cerci, attached to 

 tergum of segment 10 ; and, in male, styles attached to sternum of segment 9. 



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117. External Features. Draw an enlarged ventral view of the abdomen of a male 

 showing : sterna of abdominal segments 1-9 ; spiracles ; styles on segment 9 ; podical 

 plates ; tergum of segment 10 ; anal cerci ; genital aperture, between segments 9 and 10 ; 

 anus, between podical plates and segment 10. 



