Cecidomyiidae 719 



HOLONEURUS Kieffer 



H. altifilus Felt. Karner, Je 26, flying- about skunk cabbage. 

 H. humulis Felt. Albany, Jl 24, on low blackberry. 

 H. inflatus Felt. Keene Val., Sep 12, Not. 

 H. multinodus Felt. Nassau, Jl 7, in a trap lantern. 

 H. photophilus Felt. Nassau, Je 3, in a trap lantern. 



H. tarsalis Felt. Reared Aug 15 from pine needles and debris collected at North 

 Cr. 



Tribe DASYNEURIARIAE 



Rhabdophaga Westwood 



R. absobrina Felt. Albany, May 17. 



R. acerifolia Felt. Albany, May 17. Food plant unknown. 



R. aceris Shim. Produces an irregular curling of white or silver maple leaves, 



and occurs at Albany (Jl, larvae and cocoons on soft maple) and probably 



other points in the State; Gloversville, Aug; Rensselaer, Jl, larvae on soft 



maple. 

 R, batatas Walsh. Produces a gall which is common on willow in and about Albany, 



and is presumably widely distributed through the State; Canandaigua, Oct, 



gall on willow. 

 R. brassicoides Walsh. Inhabits the willow cabbage-gall, a deformity very common 



in certain parts of the State. 

 R. cephalanthi Felt. Nyack, Jan 7, 1884, reared from twigs on buttonbush 



(Cephalanthus occidentalis) , Zab. 

 R. consobrina Felt. Albany, May 17. 

 R. comuta Walsh. Galls provisionally identified as those of this species were 



observed at W. Nyack. 

 R. gemmae Felt. Albany, Je, reared from a peculiar stunted, elongate tip of a 



willow twig. 

 R. globosa Felt. Albany, May 7, reared from willow twigs bearing small, rounded 



galls, a part of the surface showing a discolored, dead area. 

 R. hirticornis Felt. Albany, Ap, Sep 20, reared from jars containing various galls, 



especially those of Caryomyia persicoides and Schizomyia pomum. 

 R. latebrosa Felt. Albany, May 7, reared from apparently normal willow buds. 

 R. marginata Felt. Albany, May 23, captured on choke cherry. 

 R. nodula Walsh. Produces a small, nodular swelling usually encircling the bases 



of smaller willow branches, and is somewhat common in the vie. of NYC. 

 R. persimilis Felt. Albany, Ap 11, reared from a rather typical though slender R. 



strohiloides Walsh gall. 

 R. podagrae Felt. Produces inconspicuous swellings 5-7 cm. long in willow twigs. 



Appears to be common at E. Schodack. 

 R. populi Felt. Karner, May, reared from whitish cocoons on poplar. Appears to 



be a rather common species. 

 R. porrecta Felt. Gloversville, Ap 5, Alex. 

 R. pratensis Felt. Albany, Je 4, on red clover. 

 R. ramuscula Felt. Ap 22, from Salix twigs bearing galls closely resembling those 



of R. batatas Walsh. 



