REPORT OF THE STATE ENTOMOLOGIST I907 1 47 



137 A capsule-gall, raised about equally on both sides of the 

 leaf. The mite is Cecidobia salicicola Banks. 



Banks '05, p. 142 (C . salicicola) Col. 



This also appears of similar type to the '' A c a r u s semen" 

 series. Nalepa [Marcellia 5, p. 124] refers this supposed new genus 

 to Phyllocoptes. 



Forms of Mite-Galls on Salix 



1 Bud deformation No. 132 on S . f r a g i 1 i s 



No. 133 on S. nigra (Eriophyes **ae- 

 n igm a ' ' ) 



2 Longitudinal leaf folds. . . No. 131 on S. fluviatilis (Eriophyes 



salicicola) 



3 Inrolled leaf margins .... No. 124 onS. alba (Eriophyes mar- 



gin at u s ? ) 



4 Capsule or pocket-galls. .No. 126 on S . a m y g d a 1 o i d e s 



' No. 127 on S . b a 1 s a m i f e r a 



No. 125 on S . a 1 b a 



No. 128 onS. bebbiana 



No. 130 onS. discolor (cf. Eriophyes 

 tetanothrix) 



No. 129 onS. cordata (Phytoptus 

 sp. Garman) 



No. 134 onS. nigra (Eriophyes 



"semen") 



No. 135 on S . nigra 



No. 136 on S . sp. 



No. 137 on S . sp. (Cecidobia salici- 

 cola) 



Sambucus canadensis (American elder) 



*I38 The leaf margin rolled tightly upward and inward on both 

 sides, bearing stout whitish or brownish trichomes within. A few 

 dried mites were seen, not much longer than broad (shrunken?) 

 and with rather coarse striae ; probably a Phyllocoptes. 



Specimens from Albany (Mr Gillett). N.Y. 



Sorbus americana (American mountain ash) 

 *I39 A light brown or whitish erineum on the under side of the 

 leaf, not crossing the midrib. Trichomes simple ( ?) 



Specimens in the State Herbarium from Ausable ponds (Pro- 

 fessor Peck) N.Y. 

 This may be compared with E r i n e u m § o r b e u rn , no. 8 

 of Persooft 'g2 



