150 NEW YORK STATE MUSEUM 



Greenish, curled, irregularly swollen pouch gall, length 5 mm, diameter 2 to 

 3 mm, on wild j^lum, P. americana Fig. 155 



Acarid. Eriophyes sp. a2535 

 A very long, slender, green or whitish pouch gall on the under side of the leaf, 

 on wild plum, P. americana. Chadwick '08, p. 138 



Acarid. Eriophyes sp. 

 Pocket leaf galls, elongate and purselike, tomentose below, rounded and hairy 

 above, on Chickasaw plum, P. angustifolia. Chadwick '08, p. 139 



Acarid. Eriophyes sp. 

 Tubular growth encircling the base of buds and shoots of plum, P. domestica. 

 Chadwick '08, p. 139 



Acarid. Eriophyes phloeocoptes Nal. 

 Long, pedunculated, black, pouch galls on the upper side of the leaf, on beach 

 plum, P. m a r i t i m a. Chadwick '08, p. 139 



Acarid. Eriophyes sp. 

 Smaller and shorter-stalked, green, pouch gall on the upper side of the leaves 

 of beach plum, P. m a r i t i m a. Chadwick '08, p. 139 



Acarid. Eriophyes sp. 

 Small, yellow, pocket galls crowded on the upper side of the leaf and around 

 some leaf stalks of plum. Chadwick '08, p. 141 



Acarid. Eriophyes sp. 

 Swollen, deformed fruit of chokecherry, P. v i r g i n i a n a . PI. 9, fig. 6. Felt 

 '06a, p. 130 



Itonid. Chokecherry midge, Contarinia virginianiae 



Felt 

 Reared from the same fruit, probably inquiline. Felt '07a, p. 143 



Itonid. Parallelodiplosis acernea Felt 

 Reared from the same fruit, probably inquiline. Felt 'iik, p. 558 



Itonid. Itonida canadensis Felt 

 Reared from the same fruit, probably predaceous. Felt 'iij, p. 466 



Itonid. Lestodiplosis sp. 

 Reared from the same fruit, probably inquiline. Felt 'i5e, p. 206 



Itonid. Rhizomyia absobrina Felt 

 Probably reared from the same fruit, presumably inquiline. Felt 'iik, p. 554 



Itonid. Cecidomyia cerasiphila Felt 

 Reared from the same fruit, probably predaceous. Felt 'oje, p. 20 



Itonid. Arthrocnodax apiphila Felt 

 Swollen, deformed fruit, on wild cherry, P. ? melanocarpa. Felt 'i ik, 

 p. 480 



Itonid. Dasyneura pergandei Felt 

 Elliptical, polythalamous gall on the raceme axis, length 27 mm, on choke cherry, 

 P. Virginian a. PI. 7, fig. 5. Felt 'i ij, p. 466 



Itonid. Cecidomyia racemi Stebb. 

 Irregular, terminal shoot and bud gall, diameter 1.5 cm, on wild black cherry, 

 P. s e r o t i n a . PI. 7, fig. 6. Osten Sacken '71, p. 346 



Itonid. Wild cherry bud gall, Cecidomyia serotinae O, S. 

 Variable, oval or fusiform twig galls on wild black cherry, P. s e r o t i n a . 

 Felt 'o8e, p. 407 



Itonid. Cecidomyia sp. 



