Aphiidae 185 



CaLAPHIS Walsh 



C. betulaecolens (Fitch). Buffalo, Je; Rochester, Je (Gill); E. Greenbush, Aug; 

 Karner, Leon (Patch), on gray birch; Newark, Je; Cranberry L., on yellow 

 birch (Osb) ; reported also from Newport, Geneva, Rochester, and Pough- 

 keepsie, Je (Gill). 



?C. betulae (Buckt.). Albany, Jl; Geneva, Je (Gill). 



C. castaneae (Fitch). Albany, Ithaca, very common (Morr). 



Therioaphis Walker 



T. bellus (Walsh). Rochester, Je, on Quercus rubra (Gill); Ithaca (Morr); 



White Plains, Nov (01s) ; LI: Flushing, Oct, on Quercus rubra (01s). 

 T. tiliae (L.). Geneva, Je (Gill) ; Ithaca, common (Morr). 

 T. ononidis (Kalt.). Albany, Geneva, Je-Jl (Gill). 



EUCERAPHIS Walker 



E. betulae (Koch). Geneva, Je (Gill) ; Ithaca, May (Patch) ; White Plains, Nov, 



on Betula lutea (01s). 

 E. lineata Baker. Karner, on gray birch, Leon (Patch). 



MONELLIA Oestlund 



M. caryella (Fitch). Ithaca, very common on hickory (Morr). 



M. costalis (Fitch). Watervliet, Aug, abundant on pignut, Leon (Patch). 



Myzocallis Passerini 



M. alnifoliae (Fitch). "NY" (Fitch). 



M. asclepiadis (Mon.). Geneva, Jl (Gill); Sheridan (Hayhurst). 



M. discolor (Mon.). Ithaca, Je, very common and injurious on white oak (Morr) ; 

 LI: Maspeth, Oct, Quercus prinus. 



M. fumipenellus (Fitch) {caryfoliae Davis). "NY" (Fitch). 



M. ulmifolii (Mon.). Common and frequently destructive on the American elm: 

 Albany, Broome, Chautauqua, Fulton, Monroe, Montgomery, Oneida, Ontario, 

 St. Lawrence, and Warren Counties, probably generally distributed through- 

 out the State. 



M. punctatellus (Fitch). "NY" (Fitch). 



M. walshi (Mon.). Geneva, Je, on Quercus rubra (Gill). 



Drepanaphis Del Guercio 



D. acerifoliae (Thos.). A common, though rarely abundant, species on soft-maple 



leaves, probably widely distributed throughout the State since it has been 

 recorded or reported from Albany, Dutchess, Herkimer, Rensselaer, Saratoga, 

 Tompkins, and Westchester Counties. LI: Maspeth, Je, Oct, on Acer 

 saccharinum (01s). 



DREPANOSIPHUM Koch 



D. platanoides (Schrank). Ithaca, Je (Morr); LI: Orient, Jl, Lath (Felt). 

 Sycamore, maple. 



