130 CECIDOMYZIDiE. 



• The following CeddomyicB have also been noticed or described, 

 but I cannot with certainty refer them to any group or sub- 

 genus : — 



C. pennicornis, Linn. On AristolocMa Clematitis. 



C. longicornis, Linn. On Cnicus paliistris. 



C. Verbasci, Fall. ; Leon Diif. ; Macq. On Verbasam Thapsus. 



C. cerealis, Siiter ; Kollar. On Arena sativa. 



C. Pose, Fal. de Beauv. ; Bose. On Foa trivialis. 



C. Bromi, Ilammersch. On Bromus tectorum. 



C m<^\'&, Meig . ; HammerscJi. On Pf/rns communis. 



C. Pini-maritimfe ; Leon Duf. On Finus maritima. 



C. Populi, Leon Duf. On Populiis. 



C. Ericffi, Leon Duf. On Erica Scoparia. 



C. fuscicollis, Meig. ; Bouclie. On Artemisia campestris. 



C. Pyri, Boiiche. On Fyrus communis. 



C. Hyperici, Gene. On Hypericum perforatum and H. humifusum. 



C. scutellata, Meig. ; Boie. On Fliragmitis communis. 



C. saligna, //«?%, Scot. Gard. iii. 47 (1854). Eosettes of the 

 leaves of 8. anrita and S. cinerea. 



C. (Eabdopliaga) viminalis, TFestio. In the pith of the willow. 



C. TiHfe, ScJir. On the lime-tree. 



In June the galls of Cecidomyia Tilia ? are not uncommon on 

 the young shoots growing from tlie stumps of lime-treeS;, by the 

 banks of the Wye, hear Chepstow. They are round or oblong, 

 green on one side, bright red on the other ; some of them contain 

 more than twenty separate cells, each inhabited by one larva. 

 The latter is about one line of length, of a bright yellow colour, 

 and has the faculty of leaping like the larva of Pio^Jiila. It is 

 full grown in the third week of June. 



C. Populia? Schr. In galls on Fopulus tremula. 



C? Sonchi, Bremi. On SoncJius oleraceus. 



C? Leontodontis, Bremi. On Leontodon Taraxacum. 



C. sanguinea, Bremi. In galls on the root-leaves of IIieraci?im mu- 

 roriim. 



C. strobihna, Bremi. In excrescences on the leaves of Salix purpu- 

 rea. 



C. capitigena, Bremi. In knobs on the barren shoots of EupUorhia 

 Cyparissias. 



C. strumosa, Bremi. In swellings on the leaves of the shoots of 

 Galeohdolon luteum. 



C. Stachydis, Bremi. In galls on Stachys sylvatica. 



C. Onobrychidis, Bremi. On Onohryclds sativa. 



C. Kosaj, Bremi. On Rosa canina. 



C. Ilanunculi, Bremi. On the leaves of Ranunculus bulbosus and Tri- 

 folium pratense. 



I 



