198 COCCIDAE 



Physokermes Targioni-Tozzetti 



P. piceae (Schr.). Spruce Bud-Scale. Port Henry (NYS) ; Ithaca (common), 

 Yonkers (USEE); Blauvelt (NYS); Mt. Vernon, on spruce (NYS). A 

 European species which has been recorded, in addition, on pine. 



SUBFAMILY DIASPINAE 



ChIONASPIS Signoret 



C. americana Jn. White Elm Scale. Newark (NYS) ; Geneva (USEE) ; 

 Schenectady (NYS) ; Albany (NYS) ; Cohoes (USEE) ; Tarrytown (NYS) ; 

 NYC (USEE); LI: Brooklyn, Westbury (NYS); Maspeth (Ols). Appears 

 to be confined to elm and is probably widely distributed, though the 

 infestation is usually inconspicuous and generally overlooked. 



C. comi Cool. Rochester (USEE) ; Geneva (NYS) ; Youngstown, Ithaca, Albany 

 (USEE) ; LI: Westbury (NYS). Apparently occurs only on Cornus. 



C. euonymi Comst. Evonymus Scale. Hudson (NYS) ; Lexington, Fishkill 

 (Felt) ; Irvington, Mt. Kisco, Tarrytown, Felt, Blauvelt, Nyack (NYS) ; 

 NYC, Mamaroneck (USEE) ; SI: Tottenville (Ds, Ols) ; LI: Roslyn, Mas- 

 peth (Ols) ; Great Neck (NYS) ; Flatbush, Brooklyn, Babylon, Westbury, 

 Baldwin, Stony Br. (USEE). On Evonymus, Celastrus, privet, and lilac. 



C. furfura (Fitch). Scurfy Scale. Is represented by specimens in the NYS and 

 CU collections, and has been received from many contributors in different 

 localities from the following counties : Madison, Wayne, Monroe, Niagara, 

 Erie, Chautauqua, Ontario, Tompkins, Cayuga, Albany, Rensselaer, Greene, 

 Columbia, Ulster, Dutchess, Orange, Westchester, New York, Richmond, 

 Nassau, Suffolk (Felt) ; and from many points in the State (USEE). These 

 records indicate a general distribution in the southern and more temperate 

 sections of the State. The insect does not appear to have attracted notice in 

 the Adirondacks. It is recorded from a large variety of food plants, has a 

 wide distribution in Canada and the United States, and has become estab- 

 lished in England. 



C. lintneri Comst. Rochester, on Cornus (NYS) ; Buffalo (Felt) ; Ithaca 

 (USEE) ; Albany, on Alnus (Comst-CU). Occurs, in addition to the above 

 food plants, on willow. Viburnum, benzoin, Amelanchier, Betula, etc. 



C. longiloba Cool. Ithaca (EEBogue). Recorded from Texas on cottonwood. 



C. pinifoliae (Fitch). Pine-Leaf Scale. Apparently widely distributed in the 

 State. Has been reported by a number of observers from the following 

 counties : Clinton, Monroe, Ontario, Tompkins, Schenectady, Saratoga, Albany, 

 Columbia, Dutchess, Orange, Westchester, Kings, Queens, Nassau, Suffolk 

 (Felt) ; and from many points in the State (USEE). It occurs in particular 

 on the Scotch, Austrian, and white pines, especially in parks, and also on 

 spruce. 



C. pinifoliae heterophyllae Cool. LI: Glen Cove, Southold (USEE). On Pinus 

 densiftora and P. rigida. 



C. salicis-nigrae (Walsh). "NY" (USEE). On poplar. 



C. spartinae Comst. LI: Orient Pt., Lath (NYS). On Spartina alterniflora, 

 S- glabra, and S. strtcta. 



C. sylvatica Sanders. NYC (USEE). On Benzoin (?). 



HOWARDIA Eerlese and Leonardi 

 H. biclavis (Comst.). Ithaca, NYC (USEE). On a number of greenhouse plants. 



