CONTENTS XV 



CHAPTER PAGE 



Part 2. Lice Affecting Chickens, Hogs, Goats, Sheep, Horses, and 



Other Animals 33!) 



Lice Infesting Domestic Fowls 339 



Lice Infesting Rabbits, Cats and Dogs 343 



The Hog Louse SU 



Lice Attacking Sheep 3-lo 



Biting and Sucking Lice of Cioats 34(5 



Lice of the Horse . 347 



Important Bibliographical References 348 



XXIV. Diseases Carried by Fleas 350 



Plant Organisms Transmitted by Fleas 350 



Thallophyta: Fungi: Schizomycetes: Bacteriacese 350 



Animal Organisms Transmitted by Fleas 35*2 



Protozoa 35''2 



Mastigophora : Binucleata: Trypanosomids 352 



Mastigophora : Binucleata: Leptomonidse 354 



Mastigophora: Spirochfetacea: Spirochsetidae 355 



Telosporidia: Grcgarinida: Agrippinidse 355 



Telosporidia: Haemogregarinida: Hsemogregarinidse 355 



Metazoa 355 



Platyhelmia: Cestoidea: Cyclophillidea: Tseniidse 355 



Platyhelmia: Cestoidea: Cyclophillidea: Hymenolepididse .... .356 



Nemathelminthes: Nematoda: Spiruridse 357 



Nemathelminthes: Nematoda: Filariidse 357 



Summary 357 



References 358 



XXV. The Life History and Control of Fleas 360 



Factors Influencing Abundance of Fleas 366 



Control of Fleas 367 



List of References 371 



Notes on the Chigoe, Dermatophilus Penetrans 373 



XXVI. Cockroaches 374 



Biology 375 



Key to the Four Principal Household Cockroaches 376 



Blafta orientalis (Linnaeus) 376 



BlaUella germanica (Linnaeus), Caudell 377 



Periplaneta americana (Linnaeus) 378 



Periplaneta australasia (Fabricius) Burmeister 380 



Remedies 380 



Fumigation . 380 



Hydrocyanic Acid Gas 380 



Carbon Bisulphide 380 



Pyretlorum Powder 381 



Sulphur 381 



Poisons 381 



Sodium Fluoride 381 



Bora.K . 381 



Pyrethrum Powder 382 



Phosphorus 382 



Sulphur 382 



Castor Oil 382 



Traps . . . . ■ 382 



Enb:mies 382 



XXVII. Diseases Transmitted by the Cockroach 383 



Plant Organisms 383 



Thallophyta: Fungi: Coccaceae 383 



Thallophyta: Fungi: Bacteriaceae 384 



Thallophyta: Fungi: Spirallaceae ' .387 



