CONTENTS. 



PAGE 



The Apple Leaf Miner. Lyonetia clerckella, Linn. ... ... ... 39 



The Apple Ermine Moth. Hyponomeuta malinella, Zell. (Illustra- 

 tion.) 39 



The Raspberry Gall Fly. Lasioptera rubi, Schrk 41 



The Ash Cauliflower Gnat. Cecidomyia fraxinella, Meade. ... 41 



The Willow Midge. Ceddomyia rosaria, Liv. 42 



The Pear Midge. Diplosis pyrivora, Riley. ... ... ... ... 42 



The Onion Fly. Phorbia cepanun, Bouche 42 



The Frit Fly. Oscinus frit, Linn. ... ... ... ... ... 43 



The Carrot Rust Fly. Psila rosae (Fabr.) 43 



The Gout Fly. Chlorops taeniopus, Meig. ... ... ... ... 44 



The Pea Leaf Miner. Phytomyza pisi, Kalt. ... ... ... ... 45 



The Orchid Midge. Isosonui orcliideantm, Westwood 45 



The Yellow Wood Wasp. Sirex gigas, Linn. ... ... ... 46 



The Pear Sawfly. Tenth redo cerasi, Linn. ... ... ... ... 46 



Parasitic Diseases of Animals 48 



Red Worms. Sderostoiniini annatnui, Duj. ... ... 48 



The Liver Fluke. Fasciola (Distomum) hepatica (Linn.). 49 



The "Gid" Parasite. Taenia caemtnts, Kuch. ... ... 50 



Scabies (Mange) in Horses and Dogs 51 



The Warble Fly. Hypodenua lincata (Villers) 52 



Hypoderma bovis (De Geer). ... ... 52 



The Sheep Fly. Lucilin scricata (Meigen). ... ... 54 



Lucilia caesar (Linn.) 54 



Appendix A. Instructions for using Hydrocyanic Acid Gas and 



Bisulphide of Carbon. 56 



Appendix B. ... ... ... ... ... ... ... ... 57 



