126 REPORT OF NEW JERSEY STATE MUSEUM. 



E. ribis Pitch. The "currant scale." Found on currant, gooseberry, mul- 

 berry, &c. 



E. tiilipiferae Cook. Throughout the State on the tulip tree and some- 

 times in harmful numbers. The largest and most offensive of the 

 soft scales in our State. 



SAISSETIA Depl. 



'*. 



Fig. 52. Cottony maple scale: a, leaf covered with young scales; b, male 

 scale; c, adult male; b and c much enlarged. 



S. filicum Bdv. Common on ferns in greehouses. 



S. hemisphaerica Targ. Common on palms, ferns and other greenhouse 

 plants and often very injurious. 



Sub-family 



CHIONASPIS Sign. 



C. americana Johns. The "elm tree white scale" Chatham IV, 29 (Brit- 

 ton). Found throughout the eastern and central United States on 

 American and other elms. 



C. caryae Cooley. Connecticut to District of Columbia on hickory. 



C. corni Cooley. On dogwood. I have seen what I take to be this species 

 on several occasions in Middlesex and Mercer Counties. 



E. euonymi Comst. Common throughout the State on "Euonymus," and 

 sometimes destructive. Also taken on "Celastrus scandens." 



