October, '11] FELT: GALL MIDGE HOSTS 455 



Atriplex canescens 

 Irregular stem gall, length, 12 mm.; diameter, 4.5 to 6 mm. 



Asphondylia alnplicis Ckll. 

 Irregularly subglobular with sparse, long hairs, diameter, 8 to 9 mm. 



Asphondylia ncomexicana Ckll. 

 Irregular twig gall, length, 1.5 mm.; diameter, 5 mm Lasioptera ivillisloni Ckll. 



A circular, pustular leaf gall, diameter, 2.5 mm Cecidomyia atriplicicola Ckll. 



AUDIBERTIA STACHYOIDES 



Irregular, subspheric gall Rhopalomyia audiberticB Felt. 



AvENA (oat) 

 Reared from cage with aphid-infested seedlings, probably zoophagous 



Coquilletlomyia texana Felt. 



Reared from oats, possible fungivorous Mycodiplosis spinosa n. sp. 



Reared from cage sown with oats Prionellus monilis Felt. 



Baccharis pilularis 



Flower gall Rhopalomyia calif ornica Felt. 



Lobulate bud gall Rhopalomyia sp. 



Stem gall Rhopalomyia baccharis Felt. 



Benzoin (spice bush) 



Young leaves with margins rolled Cecidomyia sp. 



Irregular subcortical gall, length, 2 to 0.5 cm Lasioptera lindera Beutm. 



Betula (birch) 



Under decaying bark Miastor americana Felt. 



Lestodiplosis sp. 

 Reared from seeds Oligotrophus behilce Winn. 



Bigelowia (rayless goldenrod) 



A small, bud-like gall on B. graveolens Cecidomyia brassicoides Town. 



Cone-like, probably bud gall on B. graveolens Dasyneura strobiloides Town. 



Oval seed gall Rhopalomyia bigelovioides Felt. 



Hollow stem gall Rhopalomyia bigelovice Ckll. 



Boehmeria (false nettle) 

 Fusiform stem gall, length, 12 mm.; diameter, 6 mm Cecidomyia bahmerim Beutm. 



Bumelia (false buckthorn) 

 Probably bud galls on B. lanuginosa Asphondylia burtielicB Felt, 



Buxus (box) 

 Oval, yellowish or brownish blister-leaf gall Monarlhro palpus buxi Lab. 



Carpinus (hornbeam, iionwood) 

 Reddish leaf fold along lateral veins Cecidomyia pudibunda O. S. 



