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SuBFAMii.v VII. FULGORINiE. 



TABLE OF GENERA. 



Head with a cephalic proloiiL;alion 3, 



Head witliout a cephahc proloiiLjation. 



Head broad with(->ut a longitudinal keel on the vertex 2. 



Head veiy narrow witli a longitudinal keel on the vertex. 



Mesothorax with three regular longitudinal keels, of which the two lateral ones 

 are curved and united at the anterior margin ; frons broad, feebly keeled. . 



G. I. Aphana, Guer. 



Mesothorax without keels ; elytra very large, one or more times longer than 



the body G. 2. Phenax, Germar. 



2 Head cut straight before the eyes ; a spine above each eye ; frons nearly vertical 



with three distinct facets ('■ 3- Hypaepa, Stal. 



Head curved before ; no spine above the eyes. 



Elytra opaque tiieir whole length ; last dorsal segment not covering the extremity 



of the abdomen in the O G. 4. Piocera, Laporte. 



Eiyti-a coriaceous at the base only, last dorsal segment covering the extremity of 



the abdomen in the '-J G. 3. Calyptoproctus, Spinola. 



Frons nearly horizontal, divided into three not very distinct facets : second joint 

 of antennae spherical Ci. 6. Homalocephala, Spinola. 



3 Cheeks without a spuie or tubercle anteriorly 4. 



Cheeks with a spine or tubercle anteriorly. 



Cephalic protuberance horizontally directed before, inflated and vesiculose 



(i. 7. Laternaria, Stal. 



Cephalic protuberance not at all inflated or vesiculose ; protuberance suddenly 



enlarged at its extremity G. 8. Phrictus, Spinola. 



4 Vertex twice the breadth of the rounded eyes. 



Protul)erance insensibly narrowing from the base to the apex 



G. 9. Enchophora, Spinola. 

 Vertex much broader than the eyes ; protuberance long, rounded or sub- 

 tetragonal. 

 Cheeks at apex before the eyes truncated ; frons at apex slightly sinuate, with 

 two or three longitudinal keels ; feet slender, scutellum slightly keeled ; 



protuberance more or less curved G. 10. Fulgora, Linn. 



Cheeks at apex before the eyes rounded or subtruncately rounded ; frons at apex 



deeply sinuate ; scutellum not keeled ; protuberance straight 



G. II. Pyrops, Spinola. 

 Vertex very broad, both sides ot frons at apex lobate, above the lobe upwards, 

 more or less enlarged. 

 Fifth dorsal plate of the abdomen operculiform, forming a covering for the fol- 

 lowing segment G. 12. Episcius, Spinola. 



Fifth dorsal plate of abdomen of ordinary form G. 13. Dilobura, Spinola. 



Subfamily VIII. CIXIIN.<E. 

 TABLE OF TRIBES. 

 A Ocelli 2 ; vein of clavus not reaching to the apex, or united with the commissural 

 margin near the apex. 

 Last joint of the rostrum elongated, last joint of posterior tibiie elongated. 

 Head narrower than the thorax. 



