BRITISH GALLS 
244 
Diptera Galls resembling hemp seed on various parts of the 
plant. See No. 815. 
Rhopalomyia millefolii H. Low 823 
Trail, 1878. Houard, No. 5703, 5707. 824 
Anthemis Cotula Linn. 76. Fetid Chamomile. 
Coleop- Receptacle deformed, globular and subovoid (the 
tera normal form is an elongated cone), becoming twice as 
thick as the base of a healthy one. Its wall is thick and 
hard ; the ovoid cavity contains a white larva. M. G. 
Imago, spring, I. 
Apion laevigatum Payk 825 
Houard, No. 5667. 
,, Receptacle elongated, cylindrical, hard, with an ovoid 
cavity containing one or more larvae. M. G. Imago in 
September. 
Apion sorbi Herbst. 826 
Houard, No. 5668. 
Anthemis arvensis Linn. 73. Corn Chamomile. 
>> Receptacle elongated. See No. 826. 
Apion sorbi Herbst. 827 
Houard, No. 5663. 
Chrysanthemum Leucanthemum Linn. 112. Great 
White Oxeye. 
Diptera Pea-like fleshy galls on the top of the root, containing 
numerous larval cells the size of a millet seed. 
Tephritis proboscidea H. Low 828 
Houard, No. 5734. 
Homop- 
tera 
Leaf deformed and bent. 
Houard, No. 5739. 
See No. 850. 
Aphis cardui Linn. 829 
Tanacetum vulgare Linn. 105. Tansy. 
Diptera Stem, leaves, and flowers attacked The galls are very 
like those induced by the larvae of Rhopalomyia millefolii , 
H. Low (see No. 815); the teeth at the aperture are 
rather more sharply pointed. Solitary or gregarious, 
each gall containing a single flesh-coloured larva. M. G. 830 
Imago, spring, I. 831 
Rhopalomyia tanaceticola Karsch 832 
Syn. Horniomyia tanaceticola Karsch. 
Connold, Plant Galls, fig. 291. Houard, No. 5750, 5752, 
5754 - 
