March, I9I5-] Van Duzee : West Coast Cicadid^. 25 



pale point at base of vertex ; face and vertex long-hairy ; last ventral 

 segment of male long and almost conically narrowed at apex ; elytral 

 nervures pale almost to the transverse veins 9. areolata Uhler. 



3. Elytra proportionately broader (8-9x18 mm.); inhabits north of the 



Tehachapi 8. intermedia n. sp. 



Elytra proportionately narrow (6-7x15 mm.); inhabits south of the 

 Tehachapi 4 



4. Last ventral segment of female narrowly, deeply incised ; valve of male 



long and tapering to its apex ; elytral nervures pale brownish nearly 

 to the transverse veins ; inner margin of second ulnar areole obviously 



angled at second transverse vein 5. minor Uhler. 



Last ventral segment of female broadly deeply excavated ; valve of male 

 somewhat dilated toward its rounded apex; elytral nervures infuscated 

 to their base ; inner margin of second areole but slightly angled at the 

 second transverse vein 6. aperta n. sp. 



Genus 5. CLIDOPHLEPS new genus. 



Type Okanagana distanti Van D. 



Proportionately narrow (length 19 mm., width of mesonotum 7 mm.) ; elytra 

 narrower (8x23 mm.); costa but little angled at the node; nervures 

 black, unusually strong ; claval areole very narrow, acute at apex ; 

 last ventral segment of male narrower 11. blaisdelli Uhler. 



Proportionately broader (length 25 mm., width of mesonotum 9 mm.) ; elytra 

 wider (10x26 mm.) ; costa more strongly angled at node; claval areole 

 broader, obtuse at apex ; last ventral segment of male broader (dis- 

 tanti) I 



1. Large (25 mm.) ; outer nervure of clavus and inner of corium pale to 



the node 12. distanti Van D. 



Smaller (22-23 mm.) ; elytral nervures pale to the apical areoles, the com- 

 missural only brown 2 



2. Pale markings about as in typical distanti; last ventral segment of male 



truncated and more or less sinuated at apex.. 13. var. frnncata Van D. 



Pale markings more extended, the pronotum largely pale ; last ventral 



segment of male narrower and scarcely emarginate at apex, about as 



in typical distanti i4- var. pallida Van D. 



Genus 6. OKANAGANA Dist. 



Distant, Ann. Mag. Nat. Hist., Ser. 7, XVI, p. 23, 1905. 



Type Cicada rimosa Say. 

 Larger, length (to tip of abdomen) 30-32 mm.; black, without dorsal pale 

 markings; costa orange to tip of marginal areole.. 15. cruentifera Uhl. 



Smaller ; length not over 28 mm i 



I. Small, length about 16 mm.; form eliptical ; elytra short; front very promi- 

 nent, scarcely longer than broad, rounding over and striate to its base, 

 its sides regularly arcuated '4 



