DIPTERA. 59 



D. tumidosae Felt, 08-346 and 15-155. 

 Mass. — Worcester, May (Thompson). 



Reared from tumid galls on leaves of ash (Felt, 18-179). 



D. ulmea Felt, 08-349 and 15-171. 

 Mass. — Jamaica Plain, Boston (/. G. Jack). 

 Aborted or blasted buds on elm (Felt, 18-120). 



D. vaccinii (Smith) (Cecidomyia vaccinii Smith, 1890, not Osten 

 Sacken, 1869; C. oxycoccana Johnson; Osten Sacken's name 

 was based on the gall only). The Cranberry Midge. 



Mass. — East Wareham, State Cranberry Station {Franklin). 

 Bud-gall or leaf-fold on cranberry (Felt, 15-150 and 18-177). 



Diarthronomyia Felt, 08-339. 



D. hypogaea (Loew). Chrysanthemum Midge. 



Me.—. 



Mass. — Swampscott; Fitchburg. R. I. — Kingston, Feb. 3, 1920 

 (Barlow). Conn. — Hartford; Cromwell; New Haven; Bridge- 

 port. 

 Introduced; forming swollen stems or deformed buds (Felt, 



16-51 and 18-208). 



Cystiphora Kieffer. 



C. viburnifolia Felt, 11-480. 



Mass. — Magnolia, May 5 (Cora H. Clarke). 



Minute blister-gall on under side of the leaf of Viburnum 

 lentagof (Felt, 15-201 and 18-187). 



Lasioptera Meigen. 



L. clarkei Felt, 09-287 and 18-164. 

 Mass.— Magnolia, Oct. 12, 1908 (Clarke). 



Forming blister-galls on the leaves of Aster macrophylla. 



L. clavula (Beutenmueller), 18-121. 



Mass. — -Springfield, May and June; Sharon, May. 



Forming clavate galls on the apical twigs of the flowering dog- 

 wood (Cornus florida) . 



L. convolvuli Felt, 07-149 and 18-143. 



M ASS . — Springfield . 



Forming galls on the stems of the bindweed (Convolvulus 

 sepium) . 



L. corni Felt, 07-107 and 18-119. 

 Mass.— Wilbraham. Conn. — . 



Forming ocellate galls on the leaves of Cornus paniculata and 

 C. candidissima. 



L. cylindrigallae Felt, 07-150 and 18-157. 



Mass. — Mt. Tom, July 22; Worcester (Thompson). 



