PLATE I. — continued. 



This is small in the female, but well developed in the 

 male insect. 



Fig. 11. — Coxa, toothed femur, tibia, and tarsus of 

 fore leg of Cicadetta montana. 



Fig. 12. — Head and proboscis seen from below. 

 V. Vertex, with its three ocelli (o). e. Compound eyes. 

 /. Frons, with its striated markings, c. Clypeus. 

 /. Labrum. p. Proboscis, with its lancets. The 

 antennae are seen inserted between the eyes and the 

 frons, or face. 



Fig. 13. — Antenna, with its basal and second joints, 

 and its obscurely-seeu seven(?) joints, comprising the 

 seta. 



Fig. 14. — Upper portion of the body of Cicadetta. 

 V. Vertex, ancl three ocelli, p. Pronotum, with its 

 lobes, t. Mesonotum, with the scutellum (s). u. Meta- 

 notum. After Fieber. 



Fig. 15. — Coxal spur on the inner sinus of the 

 operculum. It may also be seen in certain Fulgoridse. 



