Aphiidae 191 



Tribe Melaphini 



MeLAPHIS Walsh 



M. rhois Fitch (Pemphigus). Little Falls, Sep (Felt); Clinton (Lint); Canan- 

 daigua, Sep (Felt); Schenectady, Sep (Lint). Produces a red-tinted pouch 

 gall on sumac leaves. Has been observed in the lower Hudson Valley, and is 

 probably generally distributed though comparatively rare (Felt). 



Tribe PROCIPHILINI 



Neoprociphilus Patch 



N. aceris (Mon.) (Pemphigus). Union, Aug, rather injurious on maple, Cy 



(Patch). 

 N. attenuatus O. & S. Karner, Oct, Cy (Patch), on Smilax herbacea. 



Prociphilus Koch 



P. imbricator (Fitch). Beech Blight. Probably widely distributed and somewhat 

 common to abundant. Newport, Oct; Ithaca (Morr) ; Richfield Sps., Sep 

 (Felt); Barneveld, Aug; Indian Ladder, Albany Co; Scarsdale, Aug. 



P. corrugatans Sirrine. Ithaca, May (Patch), on Amelanchier. 



P. tessellata (Fitch) (Pemphigus fessellata and P. acerifolii Rly.). Alder Blight. 

 Somewhat generally distributed, but especially abundant in the Adirondacks 

 (Felt) ; Essex, Monroe, Tompkins, Orange, and Suffolk Counties. 



Tribe FORDINI 

 FORDA Heyden 



F. occidentalis Hart. LI: Maspeth, Je, on Polygonum roots (Ols). 



Geoica Hart 



G. radicicola Essig (Triphidaphis) . Warsaw, Aug, on bean roots, Cy (Patch). 



SUBFAMILY HORMAPHIINAE 

 HORMAPHIS Osten Sacken 



H. hamamelidis Fitch. A common and probably widely distributed species, pro- 

 ducing a characteristic conical gall on the leaves of witch-hazel (Felt). New- 

 port; Oneonta; Nassau; LI: Wading R., May (Ols). 



H. papyraceae Oest. Cranberry L., galls on willow birch (Osb). This may be a 

 synonym (Baker & Mason). 



HaMAMELISTES Shimer 



H. spinosus Shim. Probably widely distributed, though not usually abundant except- 

 ing possibly on birch, its alternate food plant. Albany, Jl (Gill) ; Hudson 

 (Felt); Canandaigua, Aug; Tarrytown, Je. Produces a peculiar spiny bud- 

 gall on witch-hazel. 



