THE INSECTS OF NEW JERSEY. 125 



COCCUS Linn. 



C. hesperidum Linn. The commonest of the larger brown, soft scales. 

 Found on "Oleanders" and on many greenhouse plants everywhere. 

 Not an out-door species in New Jersey. 



C. longulus Dougl. Another common species in greehouses. Infests 

 palms, ferns, "Acacia," "Myrica," "Citrus," &c. 



EULEUCANIUM Ckll. 



E. armeniacum Craw. The apricot scale; found also on plum, pear, 

 cherry, peach, &c., but not abundantly enough to be injurious. 



E. canadense Ckll. Massachusetts to Ohio on elm, maple, oak, hickory 

 and peach, and should be found in New Jersey. 



E. caryae Fitch. Found on hickory, elm, wild cherry, &c. 



E. cerasifex Fitch. New York plum scale. On cherry, plum, peach, apple, 

 pear, &c.; not common nor injurious in New Jersey. 



E. corylifex Fitch. On "Corylus" and "Viburnum." 



E. cynosbati Fitch. On gooseberry and "Gleditschia." 



E. fitchii Sign. Found in New York on raspberry and blackberry. 



E. fletcheri Ckll. On "Arbor vitae" in N. Y. and Mass., and probably New 

 Jersey. 



E. juglandifex Fitch. The butternut scale. 



E. kingii Ckll. On sassafras and Vaccinium corymbosum in Mass, and 

 Conn. 



E. juglandis Bouche. Not rare locally, but never really injurious in New 

 Jersey. 



E. lintneri Ckll. & Benn. On sassafras in N. Y. and probably in New 

 Jersey. 



E. nigrofasciatum Perg. The "terrapin scale." Common and injurious 

 on peach in certain sections of Cumberland County; local and rare 

 elsewhere in the State. 



E. persicae Fabr. The "peach scale." Local and not common. Found 

 also on plum, quince, gooseberry, grape, rose and other plants. 



E. pruinosum Coq. The "frosted scale." Infests a great variety of 

 orchard and forest trees. 



E. prunastri Fonsc. New York and probably New Jersey on plum and 

 peach. 



E. pyri Schr. On pear, apple, hickory and white thorn. 



E. quercifex Fitch. On oak, New York, Mass., and probably New Jersey. 



E. quercicitronis Fitch. Widely distributed on oak, elm, ironwood, chest- 

 nut, &c. 



