REPORT OF THE STATE ENTOMOLOGIST I9O7 I4I 



106 Small yellow pocket-galls, crowfled on the upper side of the 

 leaves and around some stalks. 



Hag-en '85, no. 62 Wash. 



This may be compared with the galls of E r i o p h y e s s i m i - 

 1 i s on P r u n u s s p i n o s a , in Europe [see Connold '01. Brit. 

 Veg. Galls, p. 162, pl.65]. Compare also with our no. loi. 



Pyrus communis (pear) 

 '''107 The well known "leaf-blister," reddish, green to black, 03 

 the upper side of the leaf, caused byEriophyes pyri (Pag.) 

 The same gall also harbors E p i t r i m e r u s pyri and P h y h 

 1 o c o p t e s s c h 1 e c t e n d a 1 i of Nalepa. 



Garman '83, p. 125, 140, tig. 24, 25 111., U.S. 



(Plagen '85, p.22) 



(Connold 01. Brit. Veg. Galls, p.150, pl-SQ) 

 Parrott '07. N. Y. Agric. Exp. Sta. Bui. 283, no. 10 and 

 p. 291 ; many figures 

 la., Mich., Can., Del., Pa., N.Y., C, N.J., Id., Cal., Or. 

 Jarvis '07, p.6o Out. 



Occurs " throughout most of the pear-growing region " accord- 

 ing to Professor Banks. New York citations will be given in the 

 forthcoming check list of Acarida. 



Pyrus (Malus) coronaria (American crab apple) 

 108 An erineum on the under side of the leaf. 



Hagen '85, no. 63 111. 



Pyrus (Malus) m.alus (apple) 

 *io9 The "leaf blister," same as our no. 107, and also pimples 

 and pockmarks on the fruit, produced by Eriophyes pyri 

 (Pag.), or E. pyri variolata (Nal.) and harboring E 

 m a 1 i f o 1 i a e Parrott and Phyllocoptes sc h lech ten - 

 d a 1 i Nalepa. 



Parrott '07. N. Y. Agric. Exp. Sta. Bui. 283, no. 10, 



p. 291, 311 ; many figures N.Y. 



Jarvis '07, p.6o Out. 



This gall is probably as widely distributed on the apple as on 



the pear, but is not recorded. The check list of Acarida will give 



the New York localities in full. 



