38 BIOLOGICAL SURVEY OF 



Philaenus Stal 



P. spuMAEius Linn. Common and showing following variations. 

 var. usTULATus Fall. The common form : July 13- 



Aug. 21. 

 var. LEucoPHTHALMus Linn. S. W. Harbor; Echo Lake; 



Narrows, July 13-Aug. 29. 

 var. LEucocEPHALus Linn. S. W. Harbor, July 13. 

 var. LiNEATA Fab. S. W. Harbor ; Long Pond ; Narrows, 



July 15-27. 

 var. PALLiDus Zett. S. W. Harbor; Salisbury Cove, 



July 13-14. 

 P. LiNEATus Linn. S. W. Harbor ; Salisbury Cove, July 13-15. 



Philaronia Ball 



P. BiLiNEATA Say. ^ Grass spittle bug.' Narrows, July 27- 

 Aug. 13. 



Clastoptera Germar 



C. OBTUSA Say. 'Alder spittle bug.' Witch Hole Pond; Long 



Pond, July 30-Aug. 21. 

 C. PROTEUS Fitch. Bar Harbor; S. W. Harbor, July 30- 

 Aug. 21. 

 var. viTTATA Ball. Bar Harbor, Aug. 18. 

 var. piNi Fitch. Bar Harbor; Tremont; S. W. Harbor, 

 July 30-Sept. 6. 



CiCADIDAE 

 TiBiCEN Latreille 



T. CANicuLARis Harr. Quite common during August. 



PsYLLiDAE. Jumping plant-lice 



Li VI A Latreille 



L. VERNALis Fitch. Seal Cove Brook, Sept. 8. 

 L. MACULiPENNis Fitch. S. W. Harbor, Aug. 20. The nymphs 

 develop in a gall formed on rush, Juncus. 



Aphalara Foerster 



A. VEAZiEi Patch. 'Mt. Desert,' July 30 (McAtee). 



