INSECUTOR INSCITIAE MENSTRUUS, VOL. V, NOS. 1-3 

 A0F5 



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EXPLANATION OF PLATE I 



Fig. 1. Top and side view of liead capsule showing setal arrangement. 

 Fig. 2. Labrum. 

 Fig. o. Epipharynx. 



Fig. 4. Setal maps of first thoracic and third, eighth, and ninth ab- 

 dominal segments. 



