LIST OF INSECTS. 871 



HOMOPTERA.-— Aphides, Scale Insects, &c. 



ApJiis brassiccc. Cabbage Aphis, or Green Fly. 



A. iSiphonopliora) rjranaria. Corn Aphis ; Dolphin. 



A. (Phorodon) hiimuli. Hop Aphis. 



A. mali. Apple Aphis. 



A.prunl. Plum Aphis. 



A. rapcc (Rhopalosiphum dianthi). Turnip Green Fly. 



A. rumicis. Collier ; Bean Aphis. 



Aleyrodes proletella. Snowy Fly. 



Chermcs abictis. Spruce-Gall Chermes. 



C. laricis. Larch Aphis. 



Euacanthiis interruptus. Hop Cuclioo Fly. 



Euptcnjx solani. Potato Frog Fly. 



Mytilaspis pomorum. Apple Mussel Scale. 



Pulvinaria ribesm. White Woolly Currant Scale. 



Schizoneura lanvjera. American-Blight Aphis. 



DIPTERA.— Two-wiNGED Flies. 



Anthomyia (Chortophila) betcB. Mangold Fly. 



Anthomyia hrassiccB. Cabbage Fly. 



A. cepanim. Onion Fly. 



A.fioraUs. Radish Fly. 



A. 2)latura. Shallot Fly. 



A. radicum. Root Fly. 



Cecidomyia destructor. Hessian Fly. 



C. tritici. Wheat Midge. 



Chlorops taniopns. Gout Fly ; Ribbon-footed Corn Fly, 



Dilophus vulgaris. Fever Fly. 



Hylemyia coarctata. Wheat -bulb Fly. 



Oscinis frit. Frit Fly. 



Phorbia cepctorum = A. ceparum. Onion Fly. ' 



Psila roscB. Carrot Fly ; "Rust." 



Tipula oleracea. Daddy Longlegs ; Crane Fly. 



Tephritis onopordinis. Celery and Parsnip Fly. 



Besides the accounts given of the insects noted above, mention 

 is also made of the following : — 



TylencJnis dcuastatrix, or " Stem Eelworm," and Tylcnchus tritici, 

 or "Wheat-Gall Eelworm," which belong to the family of the 

 Anyuillulida; of the Nematodes, or " Thread-worms." 



JididcB, or " Snake Millepedes," of various species, and Polydcsiiuts 



* Foi' observation regarding Ilomoptera —- Hemiptera-Homoptera, see note, 

 in list of Orders following. 



2b2 



