Cecidomyiidae 737 



Paradiplosis Felt 

 p. obesa Felt. L. Clear, Je 7, on hemlock. 



Parallelodiplosis Rubsaamen 



P. acernea Felt. Nassau, Je 14, on red maple. 



P. carpini Felt. Albany, Je 21, on ironwood. 



P. caryae Felt. Albany, Je 19, on hickory. 



P. coryli Felt. Albany, Je 11, on hazel. 



P. extensa Felt. Albany, Je 11, on locust (Robinia Pseudo-Acacia). 



P. montana Felt. Newport, Jl 20, Yg. 



P. pratensis Felt. Albany, Aug 6, on pine. 



P. rubisolita Felt, Albany, Jl 24, on low blackberry. 



P. rubrascuta Felt. Albany, Je, on ash. 



P. spirae Felt. Produces a variable yellowish or reddish marginal leaf roll on 



Spiraea salicifolia. Albany. 

 P. subtruncata Felt. Albany, Jl 6, on Solidago. 

 P. triangularis Felt. Nassau, Jl 2 and 6. 



ObOLODIPLOSIS Felt 



0. robiniae Hald. (orbiciilata Felt). Albany, Je 10, on black locust; Kingston; 



LI: Orient, Aug 25. Presumably widely distributed in the State. 



Itonida Meigen 



1. abdominalis Felt. Albany, Je 1, on hickory. 

 I. agraris Felt. Newport, Nassau, Je-Jl. 



I. albotarsa Felt. Albany, Je 19, on hickory. 



I. americana Felt. Poughkeepsie, Je 28, in a trap lantern. 



I. antennata Felt. Albany, May 21. 



I. aphidivora Felt. Nassau, reared in numbers from apple leaves infested by the 



rosy aphis. 

 I. apicalis Felt. Newport, Je 27, in a trap lantern, Yg. 

 I. apocyni Felt. Nassau, Aug 21, reared from unopened, apparently normal blossoms 



of spreading dogbane. 

 I. aprilis Felt. Among the early-appearing forms collected at Albany. 

 I. catalpae Comst. Albany, Jl. 

 I. claytoniae Felt. Albany, May 18. 

 I. emarginata Felt. Albany, May 17; Nassau, Je 30. 

 I. excavationis Felt. Albany, May 21, on soft maple. 

 I. explicata Felt. Albany, Jl 6. 

 I. flavoscuta Felt. Albany, May 21. 

 I. foliora Rssl. & Hkr. Produces a somewhat characteristic marginal leaf fold on 



certain oak leaves. Common and widely distributed in NY. Canandaigua, Jl 



20; Hudson Falls, Sep. 

 I. fragariae Felt. Albany, Je 18, on strawberry. 



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